{"id":15667,"date":"2024-06-28T17:10:23","date_gmt":"2024-06-28T08:10:23","guid":{"rendered":"https:\/\/blastmail.jp\/blog\/?p=15667"},"modified":"2026-02-18T10:34:05","modified_gmt":"2026-02-18T01:34:05","slug":"dkim-check","status":"publish","type":"post","link":"https:\/\/blastmail.jp\/blog\/spam\/dkim-check","title":{"rendered":"DKIM\u306e\u78ba\u8a8d\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac\uff01\u521d\u3081\u3066\u3067\u3082\u5206\u304b\u308bDKIM\u30fbSPF\u30fbDMARC\u306e\u4ed5\u7d44\u307f"},"content":{"rendered":"<p><img decoding=\"async\" class=\"alignnone size-full wp-image-15677\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/06\/dkim-check.jpg\" alt=\"DKIM\u306e\u78ba\u8a8d\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac\uff01\u521d\u3081\u3066\u3067\u3082\u5206\u304b\u308bDKIM\u30fbSPF\u30fbDMARC\u306e\u4ed5\u7d44\u307f\u306e\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\" width=\"899\" height=\"502\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u30e1\u30fc\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001\u73fe\u4ee3\u306e\u30d3\u30b8\u30cd\u30b9\u3084\u500b\u4eba\u5229\u7528\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4e0d\u6b63\u306a\u30e1\u30fc\u30eb\u3084\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u653b\u6483\u304c\u5897\u52a0\u3059\u308b\u4e2d\u3067\u3001\u9001\u4fe1\u8005\u306e\u6b63\u5f53\u6027\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u6280\u8853\u304c\u5fc5\u8981\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u305d\u3053\u3067\u767b\u5834\u3059\u308b\u306e\u304c\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8a8d\u8a3c\u6280\u8853\u3067\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>DKIM\uff08DomainKeys Identified Mail\uff09<\/li>\n<li>SPF\uff08Sender Policy Framework\uff09<\/li>\n<li>DMARC\uff08Domain-based Message Authentication, Reporting, and Conformance\uff09<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-weight: 400;\">\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u306b\u95a2\u308f\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u306f\u3001\u4e0a\u8a18\u306b\u3082\u3042\u308b\u300cSPF\u300d\u300cDKIM\u300d\u300cDMARC\u300d\u306e\u4ed6\u306b\u300cTLS\u300d\u306a\u3069\u3001\u305d\u308c\u305e\u308c\u304c\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u3002<\/span><span style=\"font-weight: 400;\">\u3057\u304b\u3057\u3001\u30e1\u30fc\u30eb\u30a4\u30f3\u30d5\u30e9\u306b\u8a73\u3057\u3044\u65b9\u3067\u3082\u306a\u3051\u308c\u3070\u3001\u305d\u308c\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u610f\u8b58\u3057\u3066\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u884c\u3063\u3066\u306f\u3044\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3054\u7d39\u4ecb\u3057\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u4e2d\u3067\u3082\u300cDKIM\u300d\u306b\u30b9\u30dd\u30c3\u30c8\u3092\u5f53\u3066\u3066\u3001\u305d\u306e\u78ba\u8a8d\u65b9\u6cd5\u3092\u4e2d\u5fc3\u306b\u89e3\u8aac\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/span><span style=\"font-weight: 400;\">\u81ea\u793e\u306e\u4f7f\u7528\u3057\u3066\u3044\u308b\u30e1\u30fc\u30e9\u30fc\uff08\u30a6\u30a7\u30d6\u30e1\u30fc\u30eb\uff09\u3067\u306f\u3001DKIM\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u304b\u3001\u307e\u305fDKIM\u304c\u4f5c\u52d5\u3057\u3066\u3044\u306a\u3044\u3068\u3069\u306e\u3088\u3046\u306a\u30ea\u30b9\u30af\u304c\u3042\u308b\u306e\u304b\u3001\u7406\u89e3\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<p><a href=\"https:\/\/blastmail.jp\/blog\/download\/bimi-doc\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/06\/unnamed-1.jpg\" alt=\"bimi\u5b8c\u5168\u30ac\u30a4\u30c9\" width=\"1024\" height=\"373\" class=\"alignnone wp-image-21292 size-full\" \/><\/a><\/p>\n<h2>DKIM\u3068\u306f<\/h2>\n<p><span style=\"font-weight: 400;\">DKIM\uff08DomainKeys Identified Mail\uff09\u306f\u3001<span style=\"color: #ff0000;\"><strong>\u30e1\u30fc\u30eb\u304c\u6b63\u5f53\u306a\u9001\u4fe1\u8005\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u304c\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306e\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u6280\u8853<\/strong><\/span>\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">SPF\u3084DMARC\u3068\u5171\u306b\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u9001\u4fe1\u3055\u308c\u3066\u304d\u305f\u30e1\u30fc\u30eb\u304c\u306a\u308a\u3059\u307e\u3057\u3084\u6539\u3056\u3093\u306e\u88ab\u5bb3\u306b\u3042\u3063\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u306a\u3069\u30e1\u30fc\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6027\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DKIM\u4ee5\u5916\u306e\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u6280\u8853\u3082\u4f3c\u305f\u3088\u3046\u306a\u50cd\u304d\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u308c\u305e\u308c\u304c\u7570\u306a\u3063\u305f\u65b9\u6cd5\u3067\u30e1\u30fc\u30eb\u306e\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u78ba\u5ea6\u306e\u9ad8\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">DKIM\u306e\u4ed5\u7d44\u307f<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">DKIM\u306f\u300c\u516c\u958b\u9375\u6697\u53f7\u65b9\u5f0f\u300d\u3068\u547c\u3070\u308c\u308b\u65b9\u6cd5\u3067\u306a\u308a\u3059\u307e\u3057\u306a\u3069\u306e\u88ab\u5bb3\u304b\u3089\u30e1\u30fc\u30eb\u3092\u5b88\u3063\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u306e\u65b9\u5f0f\u3067\u306f\u3001\u9001\u4fe1\u5074\u304c\u30e1\u30fc\u30eb\u306e\u672c\u6587\u3068\u30d8\u30c3\u30c0\u30fc\u60c5\u5831\u3092\u5143\u306b\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u751f\u6210\u3057\u3001\u305d\u308c\u3092\u79d8\u5bc6\u9375\u3067\u300c\u96fb\u5b50\u7f72\u540d\u300d\u3068\u8a00\u3046\u5f62\u3067\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u3067\u771f\u6b63\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-15678\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/06\/dkim\u3068\u306f.jpg\" alt=\"dkim\u306e\u30a4\u30e1\u30fc\u30b8\u753b\u50cf\" width=\"825\" height=\"417\" \/><\/p>\n<p><span style=\"font-weight: 400;\">DKIM\u304c\u6a5f\u80fd\u3059\u308b\u305f\u3081\u306b\u306f\u4ee5\u4e0b\u306e4\u30b9\u30c6\u30c3\u30d7\u304c\u5fc5\u8981\u3067\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ol>\n<li>\u96fb\u5b50\u7f72\u540d\u306e\u4f5c\u6210\uff1a\u9001\u4fe1\u8005\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304c\u30e1\u30fc\u30eb\u306e\u672c\u6587\u3068\u4e00\u90e8\u306e\u30d8\u30c3\u30c0\u30fc\u60c5\u5831\u3092\u5143\u306b\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u751f\u6210\u3057\u79d8\u5bc6\u9375\u3067\u6697\u53f7\u5316\u3059\u308b\u3002\u3053\u306e\u6697\u53f7\u5316\u3055\u308c\u305f\u30cf\u30c3\u30b7\u30e5\u5024\u304c\u96fb\u5b50\u7f72\u540d\u3068\u306a\u308b\u3002<\/li>\n<li>\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\uff1a\u96fb\u5b50\u7f72\u540d\u304c\u4ed8\u4e0e\u3055\u308c\u305f\u30e1\u30fc\u30eb\u304c\u9001\u4fe1\u3055\u308c\u308b<\/li>\n<li>\u516c\u958b\u9375\u306e\u53d6\u5f97\uff1a\u53d7\u4fe1\u8005\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u9001\u4fe1\u8005\u306e\u30c9\u30e1\u30a4\u30f3\u306eDNS\u30b5\u30fc\u30d0\u30fc\u306b\u554f\u3044\u5408\u308f\u305b\u3066\u516c\u958b\u9375\u3092\u53d6\u5f97\u3059\u308b<\/li>\n<li>\u96fb\u5b50\u7f72\u540d\u306e\u691c\u8a3c\uff1a\u53d7\u4fe1\u8005\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u53d6\u5f97\u3057\u305f\u516c\u958b\u9375\u3092\u4f7f\u7528\u3057\u3066\u30e1\u30fc\u30eb\u306b\u542b\u307e\u308c\u308b\u96fb\u5b50\u7f72\u540d\u3092\u89e3\u8aad\u3057\u3001\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u691c\u8a3c\u3059\u308b\u3002<\/li>\n<\/ol>\n<\/div>\n<p><span style=\"font-weight: 400;\">\u305d\u3057\u3066\u3001\u30e1\u30fc\u30eb\u306e\u672c\u6587\u3068\u30d8\u30c3\u30c0\u30fc\u60c5\u5831\u304b\u3089\u518d\u751f\u6210\u3055\u308c\u305f\u30cf\u30c3\u30b7\u30e5\u5024\u3068\u96fb\u5b50\u7f72\u540d\u5185\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u304c\u4e00\u81f4\u3059\u308c\u3070\u3001\u30e1\u30fc\u30eb\u306f\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">DKIM\u306e\u7a2e\u985e<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u3061\u306a\u307f\u306b\u300c\u79d8\u5bc6\u9375\u300d\u306e\u4f5c\u6210\u306b\u306f\u9001\u4fe1\u5143\u304c\u81ea\u3089\u884c\u3046\u30d1\u30bf\u30fc\u30f3\u3068\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u306e\u904e\u7a0b\u3067\u4e2d\u7d99\u3059\u308b\u30b5\u30fc\u30d0\u304c\u884c\u3046\u30d1\u30bf\u30fc\u30f3\u306e2\u3064\u304c\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u300c\u4f5c\u6210\u8005\u7f72\u540d\u300d\u3068\u300c\u7b2c\u4e09\u8005\u7f72\u540d\u300d\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3069\u3061\u3089\u306e\u5834\u5408\u3067\u3082\u691c\u8a3c\u65b9\u6cd5\u306b\u9055\u3044\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u7b2c\u4e09\u8005\u7f72\u540d\u3067\u306f\u9001\u4fe1\u5143\u3068\u306a\u308b\u30e1\u30fc\u30e9\u30fc\u3067DKIM\u306e\u8a2d\u5b9a\u3092\u7701\u7565\u3067\u304d\u308b\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">\u4f5c\u6210\u8005\u7f72\u540d\uff08Author Signature\uff09<\/span><\/h4>\n<p><span style=\"font-weight: 400;\">\u9001\u4fe1\u5143\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304c\u81ea\u3089\u96fb\u5b50\u7f72\u540d\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u9001\u4fe1\u8005\u81ea\u8eab\u304cDKIM\u8a2d\u5b9a\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u3001\u7f72\u540d\u306e\u4fe1\u983c\u6027\u306f\u9ad8\u3044\u3082\u306e\u306e\u3001\u9001\u4fe1\u8005\u304cDKIM\u8a2d\u5b9a\u3092\u6b63\u3057\u304f\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<h4><span style=\"font-weight: 400;\">\u7b2c\u4e09\u8005\u7f72\u540d\uff08Third-party Signature\uff09<\/span><\/h4>\n<p><span style=\"font-weight: 400;\">\u30e1\u30fc\u30eb\u914d\u4fe1\u306e\u904e\u7a0b\u3067\u4e2d\u7d99\u3059\u308b\u30b5\u30fc\u30d0\u30fc\u304c\u96fb\u5b50\u7f72\u540d\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u4f8b\u3048\u3070\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u9001\u4fe1\u5143\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3067DKIM\u306e\u8a2d\u5b9a\u3092\u7701\u7565\u3067\u304d\u308b\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u4e21\u8005\u306b\u306f\u305d\u308c\u305e\u308c\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u3001\u5229\u7528\u3059\u308b\u74b0\u5883\u3084\u76ee\u7684\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u65b9\u6cd5\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">SPF\u30fbDMARC\u3068\u306e\u9055\u3044<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">SPF\u306f\u3001<span style=\"color: #ff0000;\"><strong>\u9001\u4fe1\u8005\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u3001\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u5bfe\u3057\u3066\u8a31\u53ef\u3055\u308c\u305f\u9001\u4fe1\u5143\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u6280\u8853<\/strong><\/span>\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u9001\u4fe1\u8005\u306e\u30c9\u30e1\u30a4\u30f3\u306eDNS\u306b\u8a2d\u5b9a\u3055\u308c\u305fSPF\u30ec\u30b3\u30fc\u30c9\u3092\u53c2\u7167\u3057\u3001\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u305d\u306e\u30ea\u30b9\u30c8\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>\u30e1\u30ea\u30c3\u30c8\uff1a\u7c21\u5358\u306b\u8a2d\u5b9a\u3067\u304d\u3001\u9001\u4fe1\u30b5\u30fc\u30d0\u30fc\u306e\u6b63\u5f53\u6027\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u52b9\u679c\u7684\u306a\u624b\u6bb5\u3068\u306a\u308b<\/li>\n<li>\u30c7\u30e1\u30ea\u30c3\u30c8\uff1a\u30e1\u30fc\u30eb\u304c\u8ee2\u9001\u3055\u308c\u308b\u5834\u5408\u3001\u6b63\u3057\u304f\u6a5f\u80fd\u3057\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u306e\u6539\u3056\u3093\u3092\u9632\u3050\u3053\u3068\u306f\u3067\u304d\u306a\u3044<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-weight: 400;\">DMARC\u306f\u3001<span style=\"color: #ff0000;\"><strong>SPF\u3084DKIM\u306e\u8a8d\u8a3c\u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u3001\u53d7\u4fe1\u5074\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304c\u3069\u306e\u3088\u3046\u306b\u30e1\u30fc\u30eb\u3092\u51e6\u7406\u3059\u308b\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u305f\u3081\u306e\u30dd\u30ea\u30b7\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u6280\u8853<\/strong><\/span>\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DMARC\u306f\u3001\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u306e\u6240\u6709\u8005\u304cSPF\u3068DKIM\u306e\u8a8d\u8a3c\u7d50\u679c\u3092\u3069\u306e\u3088\u3046\u306b\u6271\u3046\u304b\u3092\u5b9a\u7fa9\u3057\u3001\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u305f\u30e1\u30fc\u30eb\u3092\u3069\u306e\u3088\u3046\u306b\u51e6\u7406\u3059\u308b\u304b\uff08\u62d2\u5426\u3001\u9694\u96e2\u3001\u53d7\u4fe1\uff09\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>\u30e1\u30ea\u30c3\u30c8\uff1aSPF\u3068DKIM\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u3088\u308a\u5f37\u529b\u306a\u8a8d\u8a3c\u3092\u5b9f\u73fe\u3067\u304d\u308b\u3002\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u305f\u30e1\u30fc\u30eb\u306e\u51e6\u7406\u65b9\u6cd5\u3092\u8a73\u7d30\u306b\u6307\u5b9a\u3067\u304d\u3001\u5831\u544a\u6a5f\u80fd\u3092\u901a\u3058\u3066\u8a8d\u8a3c\u5931\u6557\u306e\u72b6\u6cc1\u3092\u76e3\u8996\u3067\u304d\u308b<\/li>\n<li>\u30c7\u30e1\u30ea\u30c3\u30c8\uff1a\u8a2d\u5b9a\u304c\u8907\u96d1\u3067\u3042\u308a\u3001\u3059\u3079\u3066\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304cDMARC\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-weight: 400;\">SPF\u3001DKIM\u3001DMARC\u306f\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u65b9\u6cd5\u3067\u30e1\u30fc\u30eb\u306e\u6b63\u5f53\u6027\u3092\u78ba\u8a8d\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5411\u4e0a\u3055\u305b\u308b\u6280\u8853\u3067\u3059\u3002<\/span><\/p>\n<h2>DKIM\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u306a\u3044\u3068\u3069\u3046\u306a\u308b\uff1f<\/h2>\n<p><span style=\"font-weight: 400;\">\u524d\u9805\u3067\u3082\u89e6\u308c\u305f\u3088\u3046\u306b\u3001DKIM\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u306a\u3044\u74b0\u5883\u3067\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u306f\u300c\u306a\u308a\u3059\u307e\u3057\u300d\u3084\u300c\u6539\u3056\u3093\u300d\u306e\u6e29\u5e8a\u3068\u306a\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<div class=\"box01\"><span class=\"box-title\">\u306a\u308a\u3059\u307e\u3057\u30fb\u6539\u3056\u3093 \u3068\u306f<\/span>\n<ul>\n<li><strong>\u306a\u308a\u3059\u307e\u3057\uff1a<\/strong>\u60aa\u610f\u3092\u6301\u3063\u305f\u9001\u4fe1\u5143\u304c\u3001\u53d7\u4fe1\u5148\u3067\u8868\u793a\u3055\u308c\u308b\u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\u304c\u4efb\u610f\u306e\u3082\u306e\u306b\u306a\u308b\u3088\u3046\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3057\u305f\u4e0a\u3067\u914d\u4fe1\u3059\u308b\u30e1\u30fc\u30eb\u3002\u5b9f\u5728\u3059\u308b\u4f01\u696d\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306a\u3069\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u8a50\u6b3a\u306a\u3069\u306b\u4f7f\u308f\u308c\u308b\u3002<\/li>\n<li><strong>\u6539\u3056\u3093\uff1a<\/strong>\u9001\u4fe1\u5143\u306e\u60c5\u5831\u306a\u3069\u306f\u507d\u9020\u305b\u305a\u306b\u3001\u30e1\u30fc\u30eb\u306e\u672c\u6587\u3092\u66f8\u304d\u63db\u3048\u308b\u624b\u53e3\u3002\u9001\u4fe1\u5143\u306f\u5909\u5316\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u6c17\u3065\u304d\u306b\u304f\u3044\u3002<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-weight: 400;\">\u300c\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u5bfe\u7b56\u5354\u8b70\u4f1a\u300d\u306e\u8abf\u67fb\u306b\u3088\u308b\u3068\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u8a50\u6b3a\u306f\u6bce\u6708\u7d045\u4e07\u301c15\u4e07\u307b\u3069\u306e\u88ab\u5bb3\u5831\u544a\u304c\u3055\u308c\u3066\u304a\u308a\u3001\u8d77\u70b9\u3068\u3057\u3066\u4f7f\u308f\u308c\u308b\u30e1\u30fc\u30eb\u306b\u306f\u5bfe\u7b56\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Gmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3078\u306e\u5bfe\u5fdc<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Google\u304c2024\u5e742\u6708\u306b\u65bd\u884c\u3057\u305f\u300cGmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300d\u306f\u3001\u9001\u4fe1\u5143\u306b\u53b3\u3057\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u3092\u6c42\u3081\u308b\u5185\u5bb9\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u4f8b\u3048\u3070\u3001Gmail\u5b9b\u306b1\u65e5\u306b5,000\u4ef6\u3092\u8d85\u3048\u308b\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6761\u4ef6\u3092\u30af\u30ea\u30a2\u3057\u306a\u3044\u9650\u308a\u3001Gmail\u3078\u306e\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u6271\u308f\u308c\u308b\u53ef\u80fd\u6027\u304c\u793a\u5506\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>\u30c9\u30e1\u30a4\u30f3\u306b SPF \u304a\u3088\u3073 DKIM \u30e1\u30fc\u30eb\u8a8d\u8a3c\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u306b DMARC \u30e1\u30fc\u30eb\u8a8d\u8a3c\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u9001\u4fe1\u5143\u306e\u30c9\u30e1\u30a4\u30f3\u307e\u305f\u306f IP \u306b\u3001\u6709\u52b9\u306a\u30d5\u30a9\u30ef\u30fc\u30c9\u304a\u3088\u3073\u30ea\u30d0\u30fc\u30b9 DNS \u30ec\u30b3\u30fc\u30c9\uff08PTR \u30ec\u30b3\u30fc\u30c9\u3068\u3082\u547c\u3070\u308c\u307e\u3059\uff09\u304c\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<li>\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u306b TLS \u63a5\u7d9a\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<li>Postmaster Tools \u3067\u5831\u544a\u3055\u308c\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u7387\u3092 0.3% \u672a\u6e80\u306b\u7dad\u6301\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-weight: 400;\">\u307e\u305f\u30011\u65e5\u306b5,000\u4ef6\u307b\u3069\u306e\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3057\u3066\u3044\u306a\u3044\u30c9\u30e1\u30a4\u30f3\u3067\u3042\u3063\u3066\u3082\u300c\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u306b SPF \u307e\u305f\u306f DKIM \u30e1\u30fc\u30eb\u8a8d\u8a3c\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u300d\u3068\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Gmail\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u95a2\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u3088\u308a\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u95a2\u9023\u8a18\u4e8b\uff1a<a href=\"https:\/\/blastmail.jp\/blog\/spam\/gmail-guideline-202402\" target=\"_blank\" rel=\"noopener\">\u3010\u89e3\u6c7a\u7b56\u30112024\u5e742\u6708\u3088\u308aGmail\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304c\u5909\u66f4\uff011\u65e55000\u4ef6\u4ee5\u4e0a\u306e\u914d\u4fe1\u306f\u5bfe\u5fdc\u5fc5\u9808\uff01<\/a><\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u30e1\u30fc\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u5fc3\u304c\u9ad8\u307e\u3063\u3066\u3044\u308b\u6628\u4eca\u3067\u306f\u3001Gmail\u4ee5\u5916\u306e\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3082\u540c\u69d8\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u767a\u8868\u3059\u308b\u3053\u3068\u3082\u60f3\u5b9a\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u305d\u306e\u305f\u3081\u3001DKIM\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u6280\u8853\u3092\u63a1\u7528\u3057\u3066\u3044\u306a\u3044\u74b0\u5883\u304b\u3089\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u306f\u3001\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u3092\u4e0b\u3052\u308b\u30ea\u30b9\u30af\u3092\u62b1\u3048\u3066\u3044\u308b\u3068\u8a00\u3063\u3066\u3082\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/span><\/p>\n<h2>DKIM\u3092\u8a2d\u5b9a\u3059\u308b\u30e1\u30ea\u30c3\u30c8<\/h2>\n<p><span style=\"font-weight: 400;\">DKIM\u306e\u8a2d\u5b9a\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>\u300c\u306a\u308a\u3059\u307e\u3057\u300d\u3068\u300c\u6539\u3056\u3093\u300d\u304b\u3089\u81ea\u4ed6\u3092\u5b88\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/li>\n<li>\u30c9\u30e1\u30a4\u30f3\u306e\u8a55\u4fa1\u3092\u4e0a\u3052\u3089\u308c\u308b<\/li>\n<li>\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u306e\u7dad\u6301\u306b\u3064\u306a\u304c\u308b<\/li>\n<\/ul>\n<\/div>\n<h3><span style=\"font-weight: 400;\">\u300c\u306a\u308a\u3059\u307e\u3057\u300d\u3068\u300c\u6539\u3056\u3093\u300d\u304b\u3089\u81ea\u4ed6\u3092\u5b88\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">DKIM\u306f\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u304c\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u3001\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306e\u4e21\u65b9\u3092\u300c\u306a\u308a\u3059\u307e\u3057\u300d\u3084\u300c\u6539\u3056\u3093\u300d\u306e\u88ab\u5bb3\u304b\u3089\u5b88\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u4f8b\u3048\u3070\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30e1\u30fc\u30eb\u306b\u3088\u3063\u3066\u53d7\u4fe1\u8005\u304c\u88ab\u5bb3\u3092\u53d7\u3051\u308b\u3053\u3068\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u306a\u308a\u3059\u307e\u3057\u306a\u3069\u306e\u6050\u308d\u3057\u3044\u70b9\u306f\u3001\u914d\u4fe1\u5143\u3060\u3051\u3067\u306a\u304f\u53d7\u4fe1\u8005\u306b\u3082\u88ab\u5bb3\u304c\u53ca\u3076\u3068\u3053\u308d\u3067\u3059\u3002<\/span><span style=\"font-weight: 400;\">\u4f01\u696d\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u306a\u308a\u3059\u307e\u3057\u305f\u30e1\u30fc\u30eb\u304b\u3089\u3001URL\u3092\u30af\u30ea\u30c3\u30af\u3055\u305b\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u306a\u3069\u306e\u500b\u4eba\u60c5\u5831\u3092\u629c\u304d\u53d6\u308b\u624b\u6cd5\u306b\u3088\u308b\u88ab\u5bb3\u5831\u544a\u306f\u5f8c\u3092\u7d76\u3061\u307e\u305b\u3093\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DKIM\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u914d\u4fe1\u5143\u306e\u30c9\u30e1\u30a4\u30f3\u306f\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3067\u304d\u308b\u305f\u3081\u3001\u53d7\u4fe1\u5074\u3067\u53d7\u4fe1\u30dc\u30c3\u30af\u30b9\u306b\u5206\u985e\u3055\u308c\u305f\u6642\u70b9\u3067\u30ea\u30b9\u30af\u306e\u4f4e\u3044\u30e1\u30fc\u30eb\u3060\u3068\u5224\u65ad\u3057\u3066\u3082\u3089\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u30c9\u30e1\u30a4\u30f3\u306e\u8a55\u4fa1\u3092\u4e0a\u3052\u3089\u308c\u308b<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">DKIM\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u306e\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3057\u3001\u306a\u308a\u3059\u307e\u3057\u306e\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><span style=\"font-weight: 400;\">\u3053\u308c\u306b\u3088\u308a\u3001\u53d7\u4fe1\u8005\u3084\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304b\u3089\u306e\u4fe1\u983c\u304c\u5411\u4e0a\u3057\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u8a55\u4fa1\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u30e1\u30fc\u30eb\u306f\u3069\u3093\u306a\u5185\u5bb9\u3092\u9001\u3063\u3066\u3044\u308b\u304b\u3082\u91cd\u8981\u3067\u3059\u304c\u3001<span style=\"color: #ff0000;\"><strong>\u300c\u8ab0\u304c\u9001\u3063\u3066\u3044\u308b\u304b\u300d\u3082\u305d\u308c\u3068\u540c\u7b49\u4ee5\u4e0a\u306b\u91cd\u8981\u306a\u8981\u7d20<\/strong><\/span>\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u306e\u7dad\u6301\u306b\u3064\u306a\u304c\u308b<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u524d\u9805\u3067\u3082\u89e6\u308c\u3066\u3044\u308b\u3088\u3046\u306bDKIM\u306e\u6d3b\u7528\u306b\u306f\u5230\u9054\u7387\u306e\u9762\u3067\u3082\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DKIM\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30e1\u30fc\u30eb\u304c\u30b9\u30d1\u30e0\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u308b\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3057\u3001\u53d7\u4fe1\u8005\u306e\u53d7\u4fe1\u30dc\u30c3\u30af\u30b9\u306b\u5230\u9054\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u3001Gmail\u3084Yahoo!\u30e1\u30fc\u30eb\u3001Outlook\u306a\u3069\u306e\u4e3b\u8981\u306a\u30e1\u30fc\u30eb\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306f\u3001DKIM\u7f72\u540d\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u30e1\u30fc\u30eb\u3092\u512a\u5148\u7684\u306b\u53d7\u4fe1\u30dc\u30c3\u30af\u30b9\u306b\u632f\u308a\u5206\u3051\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DKIM\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u306b\u306f\u300c\u306a\u308a\u3059\u307e\u3057\u306a\u3069\u306e\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3059\u308b\u3053\u3068\u3067\u30c9\u30e1\u30a4\u30f3\u306e\u8a55\u4fa1\u3092\u4e0a\u3052\u3001\u5230\u9054\u7387\u3092\u7dad\u6301\u3059\u308b\u300d\u3068\u3044\u3046\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308b\u3001\u3068\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<h2>DKIM\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n<p><span style=\"font-weight: 400;\">\u5229\u7528\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u3067DKIM\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e2\u3064\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li>\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb<\/li>\n<li>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u4f7f\u3046\u65b9\u6cd5\u306f\u3001\u6280\u8853\u7684\u306a\u77e5\u8b58\u304c\u5c11\u306a\u3044\u4eba\u3067\u3082\u7c21\u5358\u306bDKIM\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3067\u304d\u308b\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u4e00\u65b9\u3067\u3001\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3092\u4f7f\u3046\u65b9\u6cd5\u306f\u3001\u3088\u308a\u8a73\u7d30\u306a\u60c5\u5831\u3092\u5f97\u3089\u308c\u308b\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u4e00\u5b9a\u306e\u6280\u8853\u30b9\u30ad\u30eb\u304c\u5fc5\u8981\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/span><\/p>\n<h3>\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb<\/h3>\n<p><span style=\"font-weight: 400;\">DKIM\u306e\u8a2d\u5b9a\u304c\u78ba\u8a8d\u3067\u304d\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li>MXToolBox<\/li>\n<li>DKIM Record Checker<\/li>\n<li>DKIMCore<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u3069\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3067\u3082\u300c\u30c9\u30e1\u30a4\u30f3\u300d\u3068\u300c\u30bb\u30af\u30ec\u30bf\u60c5\u5831\u300d\u304c\u5fc5\u8981\u3067\u3059\u3002<\/span><\/p>\n<div class=\"box01\"><span class=\"box-title\">\u30bb\u30ec\u30af\u30bf\u60c5\u5831 \u3068\u306f<\/span>DKIM\u3092\u8a2d\u5b9a\u3057\u305f\u969b\u306b\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u4ed8\u52a0\u3055\u308c\u308b\u6587\u5b57\u5217\u306e\u3053\u3068\u3067\u3059\u3002\u81ea\u5206\u81ea\u8eab\u306b\u30e1\u30fc\u30eb\u3092\u9001\u308a\u3001\u30d8\u30c3\u30c0\u30fc\u3092\u898b\u308b\u3053\u3068\u3067\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\n<\/div>\n<p><span style=\"font-weight: 400;\">\u30bb\u30ec\u30af\u30bf\u304c\u5206\u304b\u3089\u306a\u3044\u3001\u3082\u3057\u304f\u306f\u30bb\u30af\u30ec\u30bf\u304c\u78ba\u8a8d\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001DKIM\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u300cMXToolBox\u300d\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3067DKIM\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>MXToolBox\u306e\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9<\/li>\n<li>\u5165\u529b\u30d0\u30fc\u306e\u53f3\u5074\u306b\u3042\u308b\u4e09\u89d2\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u300cDKIM Lookup\u300d\u307e\u305f\u306f\u300cDKIM Test\u300d\u3092\u9078\u629e<\/li>\n<li>\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u30bb\u30af\u30ec\u30bf\u3092\u5165\u529b<\/li>\n<li>\u5b9f\u884c\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ul>\n<\/div>\n<h3>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3<\/h3>\n<p><span style=\"font-weight: 400;\">\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3092\u4f7f\u3063\u305fDKIM\u306e\u78ba\u8a8d\u306f\u3001\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u65b9\u6cd5\u3068\u6bd4\u8f03\u3057\u3066\u3088\u308a\u8a73\u7d30\u306a\u60c5\u5831\u304c\u5f97\u3089\u308c\u308b\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3057\u304b\u3057\u3001\u30b3\u30de\u30f3\u30c9\u306e\u5165\u529b\u306e\u3088\u3046\u306a\u5c02\u9580\u7684\u306a\u8981\u7d20\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u3067\u3001\u89e3\u8aac\u3092\u3088\u304f\u8aad\u3093\u3067\u5b9f\u884c\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n<h3>Mac\u30fbLinux<\/h3>\n<p><span style=\"font-weight: 400;\">\u307e\u305a\u306f\u300c\u30bf\u30fc\u30df\u30ca\u30eb\u300d\u3092\u958b\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Mac\u306e\u5834\u5408\u306f\u300cLaunchpad\u300d\u306b\u3042\u308b\u691c\u7d22\u30d0\u30fc\u306b\u300c\u30bf\u30fc\u30df\u30ca\u30eb\u300d\u3068\u5165\u529b\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u3092\u8868\u793a\u3067\u304d\u307e\u3059\u3002<\/span><span style=\"font-weight: 400;\">\u305d\u306e\u5f8c\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><code><span style=\"font-weight: 400;\">dig +short your_selector._domainkey.your_domain.com TXT<\/span><\/code><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u306e\u969b\u3001\u300cyour_selector\u300d\u306b\u306f\u78ba\u8a8d\u3057\u305f\u3044\u30bb\u30ec\u30af\u30bf\u3092\u3001\u300cyour_domain.com\u300d\u306b\u306f\u81ea\u5206\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/span><\/p>\n<h3>windows<\/h3>\n<p><span style=\"font-weight: 400;\">Windows\u306e\u5834\u5408\u306f\u300c\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u300d\u3092\u958b\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u958b\u304f\u65b9\u6cd5\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u30ed\u30b0\u30a4\u30f3\u30e6\u30fc\u30b6\u30fc\u306e\u6a29\u9650\u3067\u30a2\u30af\u30bb\u30b9\u3059\u308b\u65b9\u6cd5\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>\u30b9\u30bf\u30fc\u30c8\u30dc\u30bf\u30f3\u304b\u3089\u300cWindows\u30b7\u30b9\u30c6\u30e0\u30c4\u30fc\u30eb\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306b\u3042\u308b\u300c\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-weight: 400;\">\u5165\u529b\u3059\u308b\u30b3\u30de\u30f3\u30c9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/span><\/p>\n<p><code><span style=\"font-weight: 400;\">nslookup -type=TXT your_selector._domainkey.your_domain.com<\/span><\/code><\/p>\n<p><span style=\"font-weight: 400;\">\u524d\u9805\u3068\u540c\u69d8\u306b\u3001\u30bb\u30ec\u30af\u30bf\u3068\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u306fDKIM\u3092\u78ba\u8a8d\u3057\u305f\u3044\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u3082\u306e\u306b\u7f6e\u304d\u63db\u3048\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<h2>\u5229\u7528\u3057\u3066\u3044\u308b\u30e1\u30fc\u30e9\u30fc\u3067DKIM\u3092\u78ba\u8a8d\u3059\u308b<\/h2>\n<p><span style=\"font-weight: 400;\">\u53d7\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u304cDKIM\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3082\u306e\u304b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u3092\u30e1\u30fc\u30e9\u30fc\u5225\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u81ea\u8eab\u304c\u4f7f\u3046\u30e1\u30fc\u30e9\u30fc\u3084\u30a6\u30a7\u30d6\u30e1\u30fc\u30eb\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u8907\u6570\u6301\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001DKIM\u3092\u78ba\u8a8d\u3057\u305f\u3044\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u3082\u3046\u4e00\u65b9\u306e\u30a2\u30c9\u30ec\u30b9\u306b\u5411\u3051\u3066\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u3082\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<h3>Gmail\u3067\u306e\u78ba\u8a8d<\/h3>\n<p><span style=\"font-weight: 400;\">Gmail\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3067\u53d7\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306eDKIM\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li>DKIM\u3092\u78ba\u8a8d\u3057\u305f\u3044\u30e1\u30fc\u30eb\u3092\u958b\u304f<\/li>\n<li>\u9001\u4fe1\u8005\u30a2\u30a4\u30b3\u30f3\u306e\u53f3\u5074\u306b\u3042\u308b\u4e09\u89d2\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u4e0a\u8a18\u306e\u624b\u9806\u3092\u884c\u3046\u3068\u3001\u9001\u4fe1\u8005\u3084\u9001\u4fe1\u65e5\u6642\u3068\u5171\u306b\u300c\u9001\u4fe1\u5143\u300d\u3068\u300c\u7f72\u540d\u5143\u300d\u3068\u8a00\u3046\u9805\u76ee\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u300c\u9001\u4fe1\u5143\u300d\u3068\u300c\u7f72\u540d\u5143\u300d\u306f\u305d\u308c\u305e\u308cSPF\u3068DKIM\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3055\u3089\u306b\u8a73\u7d30\u3092\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30e1\u30fc\u30eb\u753b\u9762\u306e\u53f3\u7aef\u306b\u3042\u308b3\u70b9\u30ea\u30fc\u30c0\u30fc\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30bd\u30fc\u30b9\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u305d\u3053\u3067\u306fDMARC\u306e\u5bfe\u5fdc\u3082\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">SPF\u30fbDKIM\u30fbDMARC\u3001\u305d\u308c\u305e\u308c\u306e\u9805\u76ee\u304c\u300cPASS\u300d\u306b\u306a\u3063\u3066\u3044\u308c\u3070\u3001\u554f\u984c\u306a\u304f\u8a2d\u5b9a\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h3>Yahoo!\u30e1\u30fc\u30eb\u3067\u306e\u78ba\u8a8d<\/h3>\n<p><span style=\"font-weight: 400;\">Yahoo!\u30e1\u30fc\u30eb\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3067\u53d7\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306eDKIM\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li>DKIM\u3092\u78ba\u8a8d\u3057\u305f\u3044\u30e1\u30fc\u30eb\u3092\u958b\u304f<\/li>\n<li>\u300c\u8a73\u7d30\u30d8\u30c3\u30c0\u30fc\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Gmail\u3068\u306f\u6587\u8a00\u304c\u9055\u3044\u300c\u767a\u4fe1\u5143\u300d\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3067\u3001DKIM\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u307e\u305f\u3001\u30e1\u30fc\u30eb\u306e\u30d8\u30c3\u30c0\u30fc\u306e\u300cTo\u300d\u306e\u4e0b\u90e8\u306b\u300c\u8a8d\u8a3c\u300d\u306e\u9805\u76ee\u304c\u3042\u308a\u3001\u3053\u306e\u30e1\u30fc\u30eb\u306e\u8a8d\u8a3c\u60c5\u5831\u306e\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001SPF\u30fbDKIM\u30fbDMARC\u305d\u308c\u305e\u308c\u306e\u8a8d\u8a3c\u72b6\u6cc1\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-15680 aligncenter\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/06\/Yahoomail.png\" alt=\"Yahoo!mail\u306e\u30a4\u30e1\u30fc\u30b8\u753b\u50cf\" width=\"604\" height=\"390\" \/><\/p>\n<h3>Outlook\u3067\u306e\u78ba\u8a8d<\/h3>\n<p><span style=\"font-weight: 400;\">Outlook\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3067\u53d7\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306eDKIM\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li>DKIM\u3092\u78ba\u8a8d\u3057\u305f\u3044\u30e1\u30fc\u30eb\u3092\u958b\u304f<\/li>\n<li>\u53f3\u5074\u306b\u8868\u793a\u3055\u308c\u308b3\u70b9\u30ea\u30fc\u30c0\u30fc\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u300c\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30bd\u30fc\u30b9\u3092\u8868\u793a\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u30d6\u30e9\u30a6\u30b6\u306e\u691c\u7d22\u6a5f\u80fd\uff08ctrl+F\uff09\u306b\u300cdkimk=\u300d\u3068\u5165\u529b<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u4e0a\u8a18\u306e\u65b9\u6cd5\u3067\u300cdkim=pass\u300d\u3068\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u3001DKIM\u306e\u8a8d\u8a3c\u306b\u6210\u529f\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">DKIM\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Gmail\u3084Outlook\u306a\u3069\u306e\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u306f\u3001\u8a2d\u5b9a\u306b\u3088\u3063\u3066DKIM\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u4f8b\u3048\u3070\u3001Gmail\u3067\u306fGoogle Workspace\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u53d6\u5f97\u3057\u3001\u30c9\u30e1\u30a4\u30f3\u306bTXT\u30ec\u30b3\u30fc\u30c9\u3068DKIM\u9375\u3092\u7d10\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001DKIM\u3092\u7528\u3044\u305f\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002TXT\u30ec\u30b3\u30fc\u30c9\u306f\u30c9\u30e1\u30a4\u30f3\u60c5\u5831\u3092DNS\u306b\u767b\u9332\u3059\u308b\u969b\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c6\u30ad\u30b9\u30c8\u30ec\u30b3\u30fc\u30c9\u3067\u3001\u4e3b\u306b\u30c9\u30e1\u30a4\u30f3\u306e\u6240\u6709\u8005\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/span><\/p>\n<div class=\"box01\"><span class=\"box-title\">TXT\u30ec\u30b3\u30fc\u30c9 \u3068\u306f<\/span>\u30c9\u30e1\u30a4\u30f3\u60c5\u5831\u3092DNS\u306b\u767b\u9332\u3059\u308b\u969b\u306b\u4f7f\u308f\u308c\u308b\u30c6\u30ad\u30b9\u30c8\u30ec\u30b3\u30fc\u30c9\u3002\u4e3b\u306b\u30c9\u30e1\u30a4\u30f3\u306e\u6240\u6709\u8005\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u308b\n<\/div>\n<p><span style=\"font-weight: 400;\">Google Workspace\u3092\u4f7f\u7528\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3084\u4ed6\u306e\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\uff08\u30a6\u30a7\u30d6\u30e1\u30fc\u30eb\uff09\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306eDKIM\u3092\u4f7f\u7528\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002DKIM\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u306f\u300cRspamd\u300d\u3084\u300cOpenDKIM\u300d\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u4eca\u56de\u306fOpenDKIM\u306e\u5c0e\u5165\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/span><\/p>\n<div class=\"list04\">\n<ul>\n<li>EPEL\u30ec\u30dd\u30b8\u30c8\u30ea\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff1aEPEL\uff08Extra Packages for Enterprise Linux\uff09\u30ec\u30dd\u30b8\u30c8\u30ea\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/li>\n<li>OpenDKIM\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff1aEPEL\u30ec\u30dd\u30b8\u30c8\u30ea\u304b\u3089OpenDKIM\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n<li>\u30ad\u30fc\u30da\u30a2\u306e\u4f5c\u6210\uff1a\u79d8\u5bc6\u9375\u3068\u516c\u958b\u9375\u306e\u30da\u30a2\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n<li>DNS\u306e\u8a2d\u5b9a\uff1a\u4f5c\u6210\u3057\u305f\u516c\u958b\u9375\u3092DNS\u306eTXT\u30ec\u30b3\u30fc\u30c9\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<p><span style=\"font-weight: 400;\">\u3053\u308c\u3089\u306e\u624b\u9806\u306b\u306f\u5c02\u9580\u7684\u306a\u30b3\u30de\u30f3\u30c9\u5165\u529b\u306a\u3069\u306e\u4f5c\u696d\u304c\u5fc5\u8981\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u793e\u5185\u306b\u6280\u8853\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u304c\u4e0d\u8db3\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306eDKIM\u3092\u81ea\u529b\u3067\u8a2d\u5b9a\u3059\u308b\u306e\u306f\u96e3\u3057\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u305d\u306e\u5834\u5408\u306f\u3001\u300c\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u300d\u3092\u6d3b\u7528\u3057\u3066\u3001\u81ea\u793e\u306e\u30e1\u30fc\u30eb\u30a4\u30f3\u30d5\u30e9\u3092\u7dad\u6301\u3057\u3064\u3064DKIM\u306a\u3069\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u3092\u6574\u5099\u3059\u308b\u3053\u3068\u3092\u691c\u8a0e\u3059\u308b\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3088\u308a\u8a73\u3057\u3044DKIM\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n<p>\u95a2\u9023\u8a18\u4e8b\uff1a<a href=\"https:\/\/blastengine.jp\/blog_content\/dkim_basic\/\" target=\"_blank\" rel=\"noopener\">\u3010\u56f3\u89e3\u3011\u521d\u3081\u3066\u3067\u3082\u8179\u843d\u3061\uff01DKIM\u306e\u4ed5\u7d44\u307f\u3068\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/p>\n<h2>DKIM\u78ba\u8a8d\u3067\u300c\u5931\u6557\uff08fail\uff09\u300d\u3068\u5224\u5b9a\u3055\u308c\u308b\u4e3b\u306a\u539f\u56e0\u3068\u5bfe\u51e6\u6cd5<\/h2>\n<p>\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb\u3067DKIM\u3092\u78ba\u8a8d\u3057\u305f\u969b\u306b\u300c\u5931\u6557\uff08fail\uff09\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u3068\u4e0d\u5b89\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u5fc5\u8981\u4ee5\u4e0a\u306b\u7126\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002DKIM\u8a8d\u8a3c\u304c\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u539f\u56e0\u306e\u591a\u304f\u306f\u3001\u8907\u96d1\u306a\u969c\u5bb3\u3067\u306f\u306a\u304f\u3001\u8a2d\u5b9a\u30df\u30b9\u3084\u5165\u529b\u9593\u9055\u3044\u3068\u3044\u3063\u305f\u57fa\u672c\u7684\u306a\u90e8\u5206\u306b\u96c6\u7d04\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3069\u3053\u3067\u98df\u3044\u9055\u3063\u3066\u3044\u308b\u306e\u304b\u3092\u51b7\u9759\u306b\u5207\u308a\u5206\u3051\u3001\u4e00\u3064\u305a\u3064\u4fee\u6b63\u3057\u3066\u3044\u3051\u3070\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u306f\u6b63\u5e38\u306a\u72b6\u614b\u306b\u623b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>DNS\u306eTXT\u30ec\u30b3\u30fc\u30c9\u306b\u304a\u3051\u308b\u8a18\u8ff0\u30df\u30b9\uff08\u30b9\u30da\u30eb\u30fb\u5f62\u5f0f\uff09<\/h3>\n<p>\u6700\u3082\u3088\u304f\u898b\u3089\u308c\u308b\u539f\u56e0\u304c\u3001DNS\u306eTXT\u30ec\u30b3\u30fc\u30c9\u767b\u9332\u6642\u306e\u8a18\u8ff0\u30df\u30b9\u3067\u3059\u3002DKIM\u306e\u516c\u958b\u9375\u306f\u975e\u5e38\u306b\u9577\u3044\u82f1\u6570\u5b57\u306e\u6587\u5b57\u5217\u306b\u306a\u308b\u305f\u3081\u3001\u30b3\u30d4\u30fc\uff06\u30da\u30fc\u30b9\u30c8\u306e\u969b\u306b\u672b\u5c3e\u3078\u4e0d\u8981\u306a\u30b9\u30da\u30fc\u30b9\u304c\u5165\u3063\u305f\u308a\u3001\u610f\u56f3\u3057\u306a\u3044\u6539\u884c\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3057\u307e\u3063\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001DNS\u30b5\u30fc\u30d3\u30b9\u306e\u4ed5\u69d8\u306b\u3088\u3063\u3066\u306f\u3001\u30db\u30b9\u30c8\u540d\u306e\u6b04\u306b\u30bb\u30ec\u30af\u30bf\u540d\u306e\u307f\u3092\u5165\u529b\u3059\u308b\u5834\u5408\u3068\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u307e\u3067\u542b\u3081\u3066\u5165\u529b\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u3053\u3053\u3092\u53d6\u308a\u9055\u3048\u3066\u3044\u308b\u30b1\u30fc\u30b9\u3082\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002DKIM\u306f\u4e00\u6587\u5b57\u3067\u3082\u7570\u306a\u308b\u3068\u8a8d\u8a3c\u304c\u901a\u3089\u306a\u3044\u305f\u3081\u3001\u5165\u529b\u5185\u5bb9\u306f\u7d30\u90e8\u307e\u3067\u614e\u91cd\u306b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u516c\u958b\u9375\u3068\u79d8\u5bc6\u9375\u306e\u30da\u30a2\u304c\u4e00\u81f4\u3057\u3066\u3044\u306a\u3044\u30b1\u30fc\u30b9<\/h3>\n<p>DKIM\u306f<span style=\"color: #ff0000;\"><strong>\u9001\u4fe1\u30b5\u30fc\u30d0\u30fc\u306b\u3042\u308b\u300c\u79d8\u5bc6\u9375\u300d\u3067\u7f72\u540d\u3092\u884c\u3044\u3001DNS\u306b\u767b\u9332\u3055\u308c\u305f\u300c\u516c\u958b\u9375\u300d\u3067\u691c\u8a3c\u3059\u308b\u3068\u3044\u3046\u30da\u30a2\u69cb\u9020\u3067\u6210\u308a\u7acb\u3063\u3066\u3044\u307e\u3059<\/strong><\/span>\u3002<br \/>\n\u305d\u306e\u305f\u3081\u3001\u3069\u3061\u3089\u304b\u4e00\u65b9\u3060\u3051\u304c\u66f4\u65b0\u3055\u308c\u3066\u3044\u308b\u3068\u3001\u8a8d\u8a3c\u306f\u5fc5\u305a\u5931\u6557\u3057\u307e\u3059\u3002<\/p>\n<p>\u7279\u306b\u6ce8\u610f\u3057\u305f\u3044\u306e\u304c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3068\u3057\u3066\u9375\u306e\u518d\u751f\u6210\uff08\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\uff09\u3092\u884c\u3063\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u8a2d\u5b9a\u3060\u3051\u3092\u65b0\u3057\u3044\u9375\u306b\u5207\u308a\u66ff\u3048\u3001DNS\u306e\u516c\u958b\u9375\u304c\u53e4\u3044\u307e\u307e\u6b8b\u3063\u3066\u3044\u308b\u3001\u3042\u308b\u3044\u306f\u305d\u306e\u9006\u3068\u3044\u3063\u305f\u72b6\u6cc1\u306f\u3088\u304f\u8d77\u3053\u308a\u307e\u3059\u3002\u9375\u3092\u66f4\u65b0\u3057\u305f\u76f4\u5f8c\u306f\u3001\u9001\u4fe1\u30b5\u30fc\u30d0\u30fc\u3068DNS\u306e\u60c5\u5831\u304c\u6b63\u3057\u304f\u63c3\u3063\u3066\u3044\u308b\u304b\u3092\u5fc5\u305a\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u30bb\u30ec\u30af\u30bf\u540d\uff08Selector\uff09\u306e\u6307\u5b9a\u9593\u9055\u3044<\/h3>\n<p>\u30bb\u30ec\u30af\u30bf\u306f\u3001\u8907\u6570\u306eDKIM\u9375\u3092\u4f7f\u3044\u5206\u3051\u308b\u305f\u3081\u306e\u8b58\u5225\u5b50\u3067\u3059\u3002\u9001\u4fe1\u5074\u304c\u4f7f\u7528\u3057\u3066\u3044\u308b\u30bb\u30ec\u30af\u30bf\u540d\u3068\u3001DNS\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u30bb\u30ec\u30af\u30bf\u540d\u304c\u4e00\u81f4\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u53d7\u4fe1\u5074\u306f\u53c2\u7167\u3059\u3079\u304d\u516c\u958b\u9375\u3092\u7279\u5b9a\u3067\u304d\u305a\u3001DKIM\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u307e\u3059\u3002<\/p>\n<p>\u30e1\u30fc\u30eb\u30d8\u30c3\u30c0\u30fc\u5185\u306e s= \u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u6587\u5b57\u5217\u3068\u3001DNS\u306e\u30db\u30b9\u30c8\u540d\u306b\u542b\u307e\u308c\u308b\u30bb\u30ec\u30af\u30bf\u540d\u306f\u5b8c\u5168\u4e00\u81f4\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u4e00\u5ea6\u3001\u78ba\u8a8d\u30dd\u30a4\u30f3\u30c8\u3092\u6574\u7406\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>DNS\u306eTXT\u30ec\u30b3\u30fc\u30c9\u306b\u4f59\u8a08\u306a\u30b9\u30da\u30fc\u30b9\u3084\u6539\u884c\u304c\u5165\u3063\u3066\u3044\u306a\u3044\u304b<\/li>\n<li>\u516c\u958b\u9375\u3068\u79d8\u5bc6\u9375\u304c\u540c\u3058\u30da\u30a2\u306b\u306a\u3063\u3066\u3044\u308b\u304b<\/li>\n<li>\u30e1\u30fc\u30eb\u30d8\u30c3\u30c0\u30fc\u306e\u30bb\u30ec\u30af\u30bf\u540d\u3068DNS\u306e\u30bb\u30ec\u30af\u30bf\u540d\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b<\/div><\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u3092\u9806\u756a\u306b\u78ba\u8a8d\u3057\u3066\u3044\u3051\u3070\u3001DKIM\u306efail\u306f\u304b\u306a\u308a\u306e\u78ba\u7387\u3067\u89e3\u6d88\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>DMARC\u30ec\u30dd\u30fc\u30c8\u3092\u6d3b\u7528\u3057\u305f\u300c\u7d99\u7d9a\u7684\u306a\u8a8d\u8a3c\u78ba\u8a8d\u300d\u306e\u3059\u3059\u3081<\/h2>\n<p>DKIM\u8a2d\u5b9a\u76f4\u5f8c\u306b\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb\u3067\u5408\u683c\u3092\u78ba\u8a8d\u3057\u305f\u304b\u3089\u3068\u3044\u3063\u3066\u672a\u6765\u6c38\u52ab\u305d\u306e\u72b6\u614b\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u306e\u5909\u5316\u306b\u3088\u3063\u3066\u610f\u56f3\u305b\u305a\u8a2d\u5b9a\u304c\u5d29\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u306f\u73cd\u3057\u304f\u306a\u3044\u305f\u3081\u3001\u70b9\u3067\u306e\u78ba\u8a8d\u3067\u306f\u306a\u304f\u7dda\u3067\u306e\u76e3\u8996\u3092\u884c\u3046\u4f53\u5236\u3065\u304f\u308a\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h3>\u4e00\u6642\u7684\u306a\u30c1\u30a7\u30c3\u30af\u3068\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u306e\u9055\u3044<\/h3>\n<p>\u8a2d\u5b9a\u6642\u306e\u30c6\u30b9\u30c8\u9001\u4fe1\u3067\u306f\u554f\u984c\u304c\u306a\u304f\u3066\u3082\u5b9f\u969b\u306e\u904b\u7528\u74b0\u5883\u3067\u306f\u69d8\u3005\u306a\u8981\u56e0\u3067\u8a8d\u8a3c\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070DNS\u30b5\u30fc\u30d0\u30fc\u306e\u4e00\u6642\u7684\u306a\u5fdc\u7b54\u9045\u5ef6\u3084\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u4ed5\u69d8\u5909\u66f4\u306a\u3069\u304c\u5f71\u97ff\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u3046\u3057\u305f\u7a81\u767a\u7684\u306a\u30c8\u30e9\u30d6\u30eb\u3084\u5f90\u3005\u306b\u767a\u751f\u3059\u308b\u4e0d\u5177\u5408\u306f\u898b\u9003\u3055\u308c\u3084\u3059\u3044\u305f\u3081\u3001\u5b9a\u70b9\u89b3\u6e2c\u3092\u884c\u3046\u3053\u3068\u3067\u5230\u9054\u7387\u306e\u4f4e\u4e0b\u3092\u672a\u7136\u306b\u9632\u3050\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u304c\u5fc5\u8981\u306a\u7406\u7531\u3068\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b1\u30fc\u30b9\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>DNS\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u306e\u969c\u5bb3\u306b\u3088\u308b\u4e00\u6642\u7684\u306a\u53c2\u7167\u30a8\u30e9\u30fc<\/li>\n<li>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u66f4\u65b0\u306b\u4f34\u3046\u8a2d\u5b9a\u306e\u521d\u671f\u5316<\/li>\n<li>\u5225\u306e\u914d\u4fe1\u30c4\u30fc\u30eb\u3092\u8ffd\u52a0\u5c0e\u5165\u3057\u305f\u969b\u306e\u8a2d\u5b9a\u6f0f\u308c<\/li>\n<li>\u7b2c\u4e09\u8005\u306b\u3088\u308b\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u306e\u5897\u52a0\u691c\u77e5<\/div><\/li>\n<\/ul>\n<h3>DKIM\u7f72\u540d\u304c\u5916\u308c\u3066\u3057\u307e\u3046\u30b1\u30fc\u30b9\u3092\u691c\u77e5\u3059\u308b\u65b9\u6cd5<\/h3>\n<p>\u3053\u3046\u3057\u305f\u76ee\u306b\u898b\u3048\u306b\u304f\u3044\u554f\u984c\u3092\u691c\u77e5\u3059\u308b\u305f\u3081\u306b\u6709\u52b9\u306a\u306e\u304cDMARC\u30ec\u30dd\u30fc\u30c8\u3067\u3059\u3002DMARC\u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304f\u3053\u3068\u3067Google\u306a\u3069\u306e\u53d7\u4fe1\u5074\u30d7\u30ed\u30d0\u30a4\u30c0\u304b\u3089\u300c\u3042\u306a\u305f\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u5c4a\u3044\u305f\u30e1\u30fc\u30eb\u306e\u8a8d\u8a3c\u7d50\u679c\u300d\u3092\u307e\u3068\u3081\u305f\u30ec\u30dd\u30fc\u30c8\uff08RUA\u30ec\u30dd\u30fc\u30c8\uff09\u3092\u5b9a\u671f\u7684\u306b\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30ec\u30dd\u30fc\u30c8\u3092\u89e3\u6790\u3059\u308c\u3070\u300c\u6628\u65e5\u306f100%\u6210\u529f\u3057\u3066\u3044\u305fDKIM\u8a8d\u8a3c\u304c\u4eca\u65e5\u306f\u4e00\u90e8\u3067\u5931\u6557\u3057\u3066\u3044\u308b\u300d\u3068\u3044\u3063\u305f\u7570\u5e38\u3092\u6570\u5024\u3068\u3057\u3066\u628a\u63e1\u3067\u304d\u308b\u305f\u3081\u3001\u539f\u56e0\u4e0d\u660e\u306e\u5230\u9054\u7387\u4f4e\u4e0b\u306b\u60a9\u307e\u3055\u308c\u308b\u3053\u3068\u306a\u304f\u8fc5\u901f\u306a\u5bfe\u51e6\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3068\u306f\u3044\u3048\u3001DMARC\u30ec\u30dd\u30fc\u30c8\uff08RUA\uff09\u306f\u901a\u5e38XML\u5f62\u5f0f\u306e\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u3067\u5c4a\u304f\u305f\u3081\u3001\u305d\u306e\u307e\u307e\u8aad\u307f\u89e3\u304f\u306b\u306f\u5c02\u9580\u77e5\u8b58\u304c\u5fc5\u8981\u3067\u3059\u3002DMARC\u306e\u4ed5\u7d44\u307f\u3084\u3001\u30ec\u30dd\u30fc\u30c8\u3092\u6d3b\u7528\u3057\u3066\u30dd\u30ea\u30b7\u30fc\uff08none\/quarantine\/reject\uff09\u3092\u6bb5\u968e\u7684\u306b\u5f37\u5316\u3057\u3066\u3044\u304f\u624b\u9806\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/mail-delivery\/dmarc-setting\">\n \u00a0 <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/06\/dkim-check.jpg\" alt=\"DKIM\u306e\u78ba\u8a8d\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac\uff01\u521d\u3081\u3066\u3067\u3082\u5206\u304b\u308bDKIM\u30fbSPF\u30fbDMARC\u306e\u4ed5\u7d44\u307f\" width=\"90\" height=\"50\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div class=\"blogcard_title\">DKIM\u306e\u78ba\u8a8d\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac\uff01\u521d\u3081\u3066\u3067\u3082\u5206\u304b\u308bDKIM\u30fbSPF\u30fbDMARC\u306e\u4ed5\u7d44\u307f<\/div>\n    <div class=\"blogcard_excerpt\">\u30e1\u30fc\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001\u73fe\u4ee3\u306e\u30d3\u30b8\u30cd\u30b9\u3084\u500b\u4eba\u5229\u7528\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4e0d\u6b63\u306a\u30e1\u30fc\u30eb\u3084\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u653b\u6483\u304c\u5897\u52a0\u3059\u308b\u4e2d\u3067\u3001\u9001\u4fe1\u8005\u306e\u6b63\u2026<\/div>\n   <\/div>\n   <div class=\"clear\"><\/div>\n  <\/a>\n  <\/div>\n<h2>\u3055\u3089\u306b\u4fe1\u983c\u3092\u9ad8\u3081\u308b\u6700\u65b0\u6280\u8853\u300cBIMI\u300d\u3068\u306f\uff1f<\/h2>\n<p>DKIM\u3001SPF\u3001DMARC\u306b\u3088\u308b\u8a8d\u8a3c\u57fa\u76e4\u304c\u6574\u3063\u305f\u5148\u306b\u3001\u6b21\u306a\u308b\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066\u6ce8\u76ee\u3055\u308c\u3066\u3044\u308b\u306e\u304c\u300cBIMI\uff08Brand Indicators for Message Identification\uff09\u300d\u3067\u3059\u3002<\/p>\n<p>BIMI\u306f\u3001\u4e00\u8a00\u3067\u8a00\u3048\u3070<span style=\"color: #ff0000;\"><strong>\u300c\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u306b\u6210\u529f\u3057\u305f\u30e1\u30fc\u30eb\u306b\u5bfe\u3057\u3001\u53d7\u4fe1\u30dc\u30c3\u30af\u30b9\u4e0a\u3067\u4f01\u696d\u30ed\u30b4\u3092\u8868\u793a\u3055\u305b\u308b\u4ed5\u7d44\u307f\u300d<\/strong><\/span>\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<h3>BIMI\u3092\u5c0e\u5165\u3059\u308b\u30e1\u30ea\u30c3\u30c8<\/h3>\n<p>BIMI\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u306e\u4e21\u9762\u3067\u5927\u304d\u306a\u52b9\u679c\u3092\u767a\u63ee\u3057\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>\u8996\u899a\u7684\u306a\u5b89\u5fc3\u611f\u306e\u63d0\u4f9b\uff1a<\/strong>\u53d7\u4fe1\u8005\u306f\u30e1\u30fc\u30eb\u3092\u958b\u304f\u524d\u306b\u516c\u5f0f\u30ed\u30b4\u3092\u78ba\u8a8d\u3067\u304d\u308b\u305f\u3081\u3001\u306a\u308a\u3059\u307e\u3057\u30e1\u30fc\u30eb\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u78ba\u4fe1\u3092\u6301\u3066\u307e\u3059\u3002<\/li>\n<li><strong>\u30d6\u30e9\u30f3\u30c9\u8a8d\u77e5\u5ea6\u306e\u5411\u4e0a\uff1a<\/strong>\u30e1\u30fc\u30eb\u4e00\u89a7\u306e\u4e2d\u3067\u30ed\u30b4\u304c\u76ee\u7acb\u3064\u305f\u3081\u3001\u958b\u5c01\u7387\u306e\u5411\u4e0a\u3084\u30d6\u30e9\u30f3\u30c9\u306e\u5370\u8c61\u4ed8\u3051\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u6700\u9ad8\u6c34\u6e96\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a3c\u660e\uff1a<\/strong>BIMI\u3092\u5229\u7528\u3059\u308b\u306b\u306f\u3001DMARC\u306e\u30dd\u30ea\u30b7\u30fc\u3092\u300c\u9694\u96e2\uff08quarantine\uff09\u300d\u307e\u305f\u306f\u300c\u62d2\u5426\uff08reject\uff09\u300d\u3068\u3044\u3046\u53b3\u3057\u3044\u8a2d\u5b9a\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30ed\u30b4\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u81ea\u4f53\u304c\u3001\u9ad8\u5ea6\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u8b1b\u3058\u3066\u3044\u308b\u8a3c\u3068\u306a\u308a\u307e\u3059\u3002<\/div><\/li>\n<\/ul>\n<h3>BIMI\u30fbDMARC\u30fbDKIM\u306e\u95a2\u4fc2\u6027<\/h3>\n<p>\u3053\u308c\u3089\u306f\u30d0\u30e9\u30d0\u30e9\u306b\u5b58\u5728\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7a4d\u307f\u4e0a\u3052\u5f0f\u306e\u69cb\u9020\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>SPF \/ DKIM\uff1a<\/strong>\u9001\u4fe1\u8005\u306e\u6b63\u5f53\u6027\u3092\u8a3c\u660e\u3059\u308b<\/li>\n<li><strong>DMARC\uff1a<\/strong>\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u305f\u30e1\u30fc\u30eb\u3092\u3069\u3046\u51e6\u7406\u3059\u308b\u304b\u6307\u793a\u3059\u308b<\/li>\n<li><strong>BIMI\uff1a<\/strong>\u8a8d\u8a3c\u304c\u5b8c\u74a7\u3067\u3042\u308b\u3053\u3068\u3092\u30ed\u30b4\u3067\u8a3c\u660e\u3059\u308b<\/div><\/li>\n<\/ul>\n<p>\u307e\u305f\u3001BIMI\u3067\u30ed\u30b4\u3092\u8868\u793a\u3055\u305b\u308b\u306b\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u300cVMC\uff08Verified Mark Certificate\uff09\u300d\u3068\u3044\u3046\u5546\u6a19\u6a29\u3092\u8a3c\u660e\u3059\u308b\u96fb\u5b50\u8a3c\u660e\u66f8\u306e\u53d6\u5f97\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u5c0e\u5165\u306e\u30cf\u30fc\u30c9\u30eb\u306f\u3084\u3084\u9ad8\u3044\u3067\u3059\u304c\u3001\u305d\u306e\u5206\u3001\u306a\u308a\u3059\u307e\u3057\u5bfe\u7b56\u3068\u3057\u3066\u306e\u4fe1\u983c\u6027\u306f\u6975\u3081\u3066\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>BIMI\u306b\u3064\u3044\u3066\u306e\u8a73\u7d30\u306f\u3001BIM\u306e\u30e1\u30ea\u30c3\u30c8\u304b\u3089\u5c0e\u5165\u307e\u3067\u306e\u30b9\u30c6\u30c3\u30d7\u3001\u5931\u6557\u3057\u306a\u3044\u305f\u3081\u306eDMARC\u79fb\u884c\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u3001BIMI\u8a2d\u5b9a\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u307e\u3067\u3092\u307e\u3068\u3081\u305fBIMI\u5b8c\u5168\u30ac\u30a4\u30c9\u3092\u7121\u6599\u3067\u3054\u7528\u610f\u3057\u307e\u3057\u305f\u306e\u3067\u3054\u6d3b\u7528\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001BIMI\u306b\u3064\u3044\u3066\u306e\u304a\u554f\u3044\u5408\u308f\u305b\u3084\u3054\u76f8\u8ac7\u3082\u53ef\u80fd\u3067\u3059\u306e\u3067\u304a\u6c17\u8efd\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><strong><a href=\"https:\/\/blastmail.jp\/blog\/download\/bimi-doc\" target=\"_blank\" rel=\"noopener\">&gt;&gt;BIMI\u5b8c\u5168\u30ac\u30a4\u30c9\u3092\u7121\u6599\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/blastmail.jp\/blog\/download\/bimi\" target=\"_blank\" rel=\"noopener\">&gt;&gt;BIMI\u5c0e\u5165\u306b\u3064\u3044\u3066\u7121\u6599\u3067\u76f8\u8ac7\u30fb\u554f\u3044\u5408\u308f\u305b\u3059\u308b<\/a><\/strong><\/p>\n<h2>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u6d3b\u7528\u3059\u308b<\/h2>\n<p>DKIM\u3084SPF\u3001DMARC\u306e\u8a2d\u5b9a\u306f\u3001\u4e00\u5ea6\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3059\u308c\u3070\u975e\u5e38\u306b\u5f37\u529b\u306a\u6b66\u5668\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u81ea\u793e\u30b5\u30fc\u30d0\u30fc\u3067\u3053\u308c\u3089\u5168\u3066\u3092\u5b8c\u74a7\u306b\u7ba1\u7406\u30fb\u904b\u7528\u3057\u7d9a\u3051\u308b\u306b\u306f\u3001\u5c02\u9580\u7684\u306a\u77e5\u8b58\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u624b\u9593\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002<\/p>\n<p>\u7279\u306b\u300cGmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300d\u306e\u3088\u3046\u306a\u4e16\u754c\u7684\u306a\u57fa\u6e96\u306b\u5909\u66f4\u304c\u3042\u3063\u305f\u969b\u3001\u8fc5\u901f\u306b\u5bfe\u5fdc\u3059\u308b\u306e\u306f\u5bb9\u6613\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u3002\u305d\u3053\u3067\u3001\u591a\u304f\u306e\u4f01\u696d\u304c\u63a1\u7528\u3057\u3066\u3044\u308b\u306e\u304c\u300c\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u300d\u306e\u6d3b\u7528\u3067\u3059\u3002<\/p>\n<h3>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3046\u30e1\u30ea\u30c3\u30c8<\/h3>\n<p>\u81ea\u524d\u3067\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3092\u69cb\u7bc9\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5c02\u7528\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5927\u304d\u306a\u30e1\u30ea\u30c3\u30c8\u3092\u4eab\u53d7\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>\u8ab0\u3067\u3082\u76f4\u611f\u7684\u306bHTML\u30e1\u30fc\u30eb\u304c\u4f5c\u6210\u3067\u304d\u308b\u300c\u30b7\u30f3\u30d7\u30eb\u3067\u4f7f\u3044\u52dd\u624b\u306e\u826f\u3044\u64cd\u4f5c\u6027\u300d<\/li>\n<li>\u72ec\u81ea\u57fa\u76e4\u306b\u3088\u308b\u300c\u5727\u5012\u7684\u306a\u9ad8\u901f\u914d\u4fe1\u300d\u3068\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u56de\u907f\u3059\u308b\u300c\u9ad8\u3044\u5230\u9054\u7387\u300d<\/li>\n<li>\u958b\u5c01\u7387\u3084\u30af\u30ea\u30c3\u30af\u7387\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u628a\u63e1\u3067\u304d\u308b\u300c\u5145\u5b9f\u3057\u305f\u52b9\u679c\u6e2c\u5b9a\u30c4\u30fc\u30eb\u300d<\/div><\/li>\n<\/ul>\n<p>\u5727\u5012\u7684\u306a\u30b7\u30a7\u30a2\u3068\u5b9f\u7e3e\u3092\u8a87\u308a\u3001\u9ad8\u3044\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4f7f\u3044\u52dd\u624b\u306e\u826f\u3055\u3092\u4e21\u7acb\u3002\u521d\u3081\u3066\u5c0e\u5165\u3059\u308b\u4f01\u696d\u304b\u3089\u5927\u91cf\u914d\u4fe1\u3092\u884c\u3046\u5927\u898f\u6a21\u5229\u7528\u307e\u3067\u3001\u5e45\u5e83\u304f\u5bfe\u5fdc\u3059\u308b\u6700\u9069\u306a\u30e1\u30fc\u30eb\u914d\u4fe1\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/blastmail.jp\/\" target=\"_blank\" rel=\"noopener\">\u30b7\u30a7\u30a21\u4f4d\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u300c\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u300d<\/a><\/p>\n<h3>API\u9023\u643a\u30fbSMTP\u30ea\u30ec\u30fc\u306b\u7279\u5316\u3057\u305f\u300cblastengine\u300d<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2025\/10\/blastengine.jpg\" alt=\"blastengine\u306e\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\" width=\"1303\" height=\"590\" class=\"alignnone size-full wp-image-19575\" \/><\/p>\n<p>\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\uff08blastengine\uff09\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u9023\u643a\u306b\u7279\u5316\u3057\u305fAPI\u9023\u643a\u30fbSMTP\u30ea\u30ec\u30fc\u578b\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u300215\u5e74\u9023\u7d9a\u30b7\u30a7\u30a2No.1\u306e\u300c\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u300d\u3067\u57f9\u3063\u305f20\u5e74\u4ee5\u4e0a\u306e\u30ce\u30a6\u30cf\u30a6\u3092\u51dd\u7e2e\u3057\u3001\u72ec\u81ea\u958b\u767a\u306e\u9ad8\u901f\u30a8\u30f3\u30b8\u30f3\u306b\u3088\u308a\u6708\u95937\u5104\u901a\u4ee5\u4e0a\u306e\u914d\u4fe1\u3092\u652f\u3048\u308b\u5b89\u5b9a\u3057\u305f\u57fa\u76e4\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u65e5\u672c\u56fd\u5185\u306e\u4e3b\u8981\u30ad\u30e3\u30ea\u30a2\u3084\u30d7\u30ed\u30d0\u30a4\u30c0\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u304a\u308a\u3001\u30e1\u30fc\u30eb\u5230\u9054\u7387\u306f99\uff05\u4ee5\u4e0a\u3092\u8a87\u308a\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u4f7f\u3044\u52dd\u624b\u306e\u826f\u3044\u30b7\u30f3\u30d7\u30eb\u306aAPI\u8a2d\u8a08\u304c\u7279\u5fb4\u3067\u3001\u65e2\u5b58\u30b7\u30b9\u30c6\u30e0\u3084\u30a2\u30d7\u30ea\u3078\u306e\u7d44\u307f\u8fbc\u307f\u3082\u30b9\u30e0\u30fc\u30ba\u3002\u521d\u671f\u8cbb\u7528\u7121\u6599\u3067\u6708\u984d3,000\u5186\u304b\u3089\u5229\u7528\u3067\u304d\u3001\u30b9\u30e2\u30fc\u30eb\u30b9\u30bf\u30fc\u30c8\u304b\u3089\u5927\u898f\u6a21\u904b\u7528\u307e\u3067\u67d4\u8edf\u306b\u5bfe\u5fdc\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>\u72ec\u81ea\u958b\u767a\u306e\u914d\u4fe1\u30a8\u30f3\u30b8\u30f3\u306820\u5e74\u306e\u5b9f\u7e3e\u306b\u3088\u308b\u300c\u56fd\u5185\u30c8\u30c3\u30d7\u30af\u30e9\u30b9\u306e\u5230\u9054\u738799\uff05\u4ee5\u4e0a\u300d<\/li>\n<li>API\u9023\u643a\u30fbSMTP\u30ea\u30ec\u30fc\u306b\u3088\u308a\u3001\u65e2\u5b58\u306e\u30b7\u30b9\u30c6\u30e0\u3084\u30a2\u30d7\u30ea\u304b\u3089\u300c\u5373\u5ea7\u306b\u9ad8\u901f\u914d\u4fe1\u304c\u53ef\u80fd\u300d<\/li>\n<li>\u521d\u671f\u8cbb\u75280\u5186\u30fb\u6708\u984d3,000\u5186\u304b\u3089\u306e\u5f93\u91cf\u8ab2\u91d1\u5236\u3067\u300c\u696d\u754c\u6700\u5b89\u30af\u30e9\u30b9\u306e\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u300d<\/div><\/li>\n<\/ul>\n<p>\u5727\u5012\u7684\u306a\u5230\u9054\u7387\u3068\u4f4e\u4fa1\u683c\u3092\u4e21\u7acb\u3057\u3001\u958b\u767a\u8005\u306e\u5de5\u6570\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3064\u3064\u78ba\u5b9f\u306a\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u5b9f\u73fe\u3002\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u304b\u3089\u5927\u898f\u6a21\u30b5\u30fc\u30d3\u30b9\u307e\u3067\u3001\u3042\u3089\u3086\u308b\u30d5\u30a7\u30fc\u30ba\u306e\u30b7\u30b9\u30c6\u30e0\u9001\u4fe1\u306b\u6700\u9069\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002<\/p>\n<p>\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/blastengine.jp\/\" target=\"_blank\" rel=\"noopener\">https:\/\/blastengine.jp\/<\/a><\/p>\n<div class=\"su-button-center\"><a href=\"https:\/\/blastengine.jp\/\" class=\"su-button su-button-style-flat event_bnr\" style=\"color:#FFFFFF;background-color:#c12620;border-color:#9b1f1a;border-radius:14px\" target=\"_self\" id=\"bottom_select20-1\"><span style=\"color:#FFFFFF;padding:0px 34px;font-size:25px;line-height:50px;border-color:#d46863;border-radius:14px;text-shadow:none\"> \u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u306e\u8a73\u7d30\u3078 &gt;<\/span><\/a><\/div>\n<h2><b>\u307e\u3068\u3081<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">\u914d\u4fe1\u3057\u3066\u3044\u308b\u30c9\u30e1\u30a4\u30f3\u3067DKIM\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306b\u306f\u3001\u4ee5\u4e0b\u306e2\u3064\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u524d\u8005\u306f\u3088\u308a\u624b\u8efd\u306bDKIM\u306e\u78ba\u8a8d\u304c\u3067\u304d\u3001\u5f8c\u8005\u306f\u3084\u3084\u8907\u96d1\u306a\u624b\u9806\u304c\u5fc5\u8981\u3067\u306f\u3042\u308b\u3082\u306e\u306e\u8a73\u7d30\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DKIM\u3092\u63a1\u7528\u3057\u305f\u74b0\u5883\u304b\u3089\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u306f\u300c\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300d\u3067\u3082\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u3001\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u306b\u304a\u3044\u3066\u6a19\u6e96\u7684\u306a\u898f\u683c\u306b\u306a\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u305d\u306e\u305f\u3081\u3001DKIM\u3092\u8a2d\u5b9a\u3057\u306a\u3044\u74b0\u5883\u304b\u3089\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u306f\u3001\u306a\u308a\u3059\u307e\u3057\u3084\u6539\u3056\u3093\u306e\u30ea\u30b9\u30af\u3092\u62b1\u3048\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u53d7\u4fe1\u8005\u5074\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u3068\u5224\u65ad\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u304f\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DKIM\u306f\u81ea\u529b\u3067\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u304c\u300c\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u300d\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u7c21\u5358\u306b\u9ad8\u5ea6\u306a\u914d\u4fe1\u57fa\u76e4\u3092\u4f7f\u3063\u305f\u914d\u4fe1\u74b0\u5883\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u672c\u8a18\u4e8b\u3067\u3054\u7d39\u4ecb\u3057\u3066\u3044\u308b\u300c\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u300d\u3067\u306f\u3001\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u671f\u9593\u3082\u5b9f\u65bd\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u8208\u5473\u304c\u3042\u308b\u65b9\u306f\u305c\u3072\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\uff1e\uff1e<a href=\"https:\/\/blastengine.jp\/\" target=\"_blank\" rel=\"noopener\">\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u306e\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u306f\u3053\u3061\u3089<\/a><\/span><\/p>\n<p><a href=\"https:\/\/blastmail.jp\/\"><img decoding=\"async\" class=\"alignnone wp-image-14233 size-full\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2023\/11\/gmail\u8981\u4ef6\u5f37\u5316_\u30d0\u30ca\u30fc_1360x350-2.png\" alt=\"\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u306e\u30d0\u30ca\u30fc\" width=\"1360\" height=\"350\" \/><\/a><\/p>\n<div class=\"blog-faq\"><h2 class=\"blog-faq__title\">FAQ<\/h2><dl class=\"blog-faq__list\">\n<dt class=\"blog-faq__question\">Q\uff1aDKIM\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/dt><dd class=\"blog-faq__answer\">A\uff1a\u6700\u3082\u7c21\u5358\u306a\u65b9\u6cd5\u306f\u3001Gmail\u306a\u3069\u306e\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u3067\u53d7\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u306e\u30d8\u30c3\u30c0\u30fc\u60c5\u5831\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3059\u3002<strong>\u300cAuthentication-Results\u300d\u3068\u3044\u3046\u9805\u76ee\u306b\u300cdkim=pass\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u308c\u3070\u3001DKIM\u7f72\u540d\u306f\u6b63\u5e38\u306b\u6a5f\u80fd\u3057\u3066\u3044\u307e\u3059\u3002<\/strong><\/dd>\n<dt class=\"blog-faq__question\">Q\uff1aGmail\u3067DKIM\u306e\u8a8d\u8a3c\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b\u624b\u9806\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/dt><dd class=\"blog-faq__answer\">A\uff1a\u53d7\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u3092\u958b\u304d\u3001\u9001\u4fe1\u8005\u540d\u306e\u53f3\u5074\u306b\u3042\u308b\u300c\ufe19\uff08\u4e09\u70b9\u30ea\u30fc\u30c0\u30fc\uff09\u300d\u304b\u3089\u300c\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30bd\u30fc\u30b9\u3092\u8868\u793a\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<strong>\u8868\u793a\u3055\u308c\u305f\u753b\u9762\u3067\u300cDKIM\u300d\u306e\u9805\u76ee\u304c\u300cPASS\u300d\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3001\u307e\u305f\u306f\u691c\u7d22\u6a5f\u80fd\u3067\u300cdkim=pass\u300d\u3068\u3044\u3046\u8a18\u8ff0\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/strong><\/dd>\n<dt class=\"blog-faq__question\">Q\uff1a\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u4ee5\u5916\u3067DKIM\u306e\u8a2d\u5b9a\u72b6\u6cc1\u3092\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u30c4\u30fc\u30eb\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/dt><dd class=\"blog-faq__answer\">A\uff1a\u300cMXToolBox\u300d\u3084\u300cDKIMCore\u300d\u306a\u3069\u306e\u7121\u6599\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u5229\u7528\u3059\u308b\u306e\u304c\u4fbf\u5229\u3067\u3059\u3002<strong>\u78ba\u8a8d\u3057\u305f\u3044\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u30bb\u30ec\u30af\u30bf\u3092\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u3001\u516c\u958b\u9375\u304c\u6b63\u3057\u304f\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u304b\uff08DKIM\u30ec\u30b3\u30fc\u30c9\u306e\u6709\u52b9\u6027\uff09\u3092\u5373\u5ea7\u306b\u5224\u5b9a\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/strong><\/dd>\n<dt class=\"blog-faq__question\">Q\uff1a\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3092\u4f7f\u3063\u3066DKIM\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u304b\uff1f<\/dt><dd class=\"blog-faq__answer\">A\uff1a\u306f\u3044\u3001Windows\u306e\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u3084Mac\u306e\u30bf\u30fc\u30df\u30ca\u30eb\u304b\u3089\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<strong>\u300cnslookup -type=TXT {\u30bb\u30ec\u30af\u30bf}._domainkey.{\u30c9\u30e1\u30a4\u30f3\u540d}\u300d\u3068\u3044\u3046\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3001DKIM\u30ec\u30b3\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u308c\u3070\u8a2d\u5b9a\u306f\u6709\u52b9\u3067\u3059\u3002<\/strong><\/dd>\n<\/dl><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u30e1\u30fc\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001\u73fe\u4ee3\u306e\u30d3\u30b8\u30cd\u30b9\u3084\u500b\u4eba\u5229\u7528\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4e0d\u6b63\u306a\u30e1\u30fc\u30eb&#8230;<\/p>\n","protected":false},"author":8,"featured_media":15677,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-15667","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-spam"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/posts\/15667","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/comments?post=15667"}],"version-history":[{"count":14,"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/posts\/15667\/revisions"}],"predecessor-version":[{"id":21300,"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/posts\/15667\/revisions\/21300"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/media\/15677"}],"wp:attachment":[{"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/media?parent=15667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/categories?post=15667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blastmail.jp\/blog\/wp-json\/wp\/v2\/tags?post=15667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}