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class=\"list04\">\n<ul>\n<li>\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>IP\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>\u30c9\u30e1\u30a4\u30f3\u3000<\/div><\/li>\n<\/ul>\n<p>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u305f\u9001\u4fe1\u8005\u306f\u3001<strong>\u53d7\u4fe1\u8005\u5074\u304b\u3089\u8ff7\u60d1\u30e1\u30fc\u30eb\u3084\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u3068\u3057\u3066\u5224\u65ad\u3055\u308c\u3065\u3089\u304f\u306a\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<p>\u30e1\u30fc\u30eb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3063\u3066\u3044\u308b\u4f01\u696d\u3067\u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u306b\u8ab2\u984c\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3078\u306e\u767b\u9332\u3092\u4fc3\u3059\u3053\u3068\u3067\u6539\u5584\u3059\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30e1\u30fc\u30eb\u306e\u53d7\u4fe1\u306b\u304a\u3051\u308b\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3078\u306e\u767b\u9332\u65b9\u6cd5\u306f\u3001\u63d0\u4f9b\u5143\u306e\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u304c\u3001Gmail\u3067\u306fPC\u304b\u3089\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>\u753b\u9762\u53f3\u4e0a\u306e\u300c\u8a2d\u5b9a\u300d\u304b\u3089\u300c\u5168\u3066\u306e\u8a2d\u5b9a\u3092\u8868\u793a\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u753b\u9762\u4e0a\u90e8\u306e\u30b5\u30a4\u30c9\u30d0\u30fc\u306b\u3042\u308b\u300c\u30d5\u30a3\u30eb\u30bf\u3068\u30d6\u30ed\u30c3\u30af\u4e2d\u306e\u30a2\u30c9\u30ec\u30b9\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u300c\u65b0\u3057\u3044\u30d5\u30a3\u30eb\u30bf\u3092\u4f5c\u6210\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<li>\u767b\u9332\u3059\u308b\u30a2\u30c9\u30ec\u30b9\u3068\u300c\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u3057\u306a\u3044\u300d\u3092\u767b\u9332\u3000<\/div><\/li>\n<\/ul>\n<p>\u4e0a\u8a18\u306e\u65b9\u6cd5\u3067\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3078\u306e\u767b\u9332\u304c\u5b8c\u4e86\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u65b9\u6cd5\u3067\u306f\u767b\u9332\u3057\u305f\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u306e\u30e1\u30fc\u30eb\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u304c\u3001\u4ed6\u306e\u8ff7\u60d1\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u3059\u308b\u53ef\u80fd\u6027\u306f\u6b8b\u308a\u307e\u3059\u3002<\/p>\n<p>\u5404\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u63d0\u4f9b\u3059\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a3\u30eb\u30bf\u306e\u8a2d\u5b9a\u306b\u5f93\u3044\u3001<strong>\u5b89\u5168\u3068\u5224\u65ad\u3055\u308c\u308b\u30e1\u30fc\u30eb\u306f\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u306a\u304f\u3066\u3082\u53d7\u4fe1\u3059\u308b\u305f\u3081<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u5148\u8ff0\u3057\u305f\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306e\u5b9a\u7fa9\u3068\u6bd4\u8f03\u3059\u308b\u3068\u7c21\u6613\u7684\u306a\u8a2d\u5b9a\u3068\u8a00\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u305f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u4ee5\u5916\u306f\u53d7\u4fe1\u3057\u305f\u304f\u306a\u3044\u3001\u3068\u3044\u3046\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5909\u66f4\u3092\u884c\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u53c2\u8003\u8a18\u4e8b\uff1a<a href=\"https:\/\/www.g-workspace.jp\/googleworkspace-reference\/admin\/restrict-emaildelivery\/\">\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u3092\u5236\u9650\u3059\u308b<\/a><\/p>\n<h2>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306e\u6d3b\u7528\u4e8b\u4f8b<\/h2>\n<p>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306e\u6d3b\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u5177\u4f53\u7684\u306a\u4e8b\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h3>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5168\u822c<\/h3>\n<p>\u7aef\u672b\u3084\u4f7f\u7528\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u65bd\u3059\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306f\u3001\u5148\u8ff0\u3057\u305f\u3088\u3046\u306a\u300c\u7d4c\u7406\u4e8b\u52d9\u306b\u306e\u307f\u4f7f\u7528\u3059\u308b\u7aef\u672b\u300d\u3092\u30a4\u30e1\u30fc\u30b8\u3059\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u7aef\u672b\u3067\u4f7f\u7528\u3067\u304d\u308b<strong>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u9650\u5b9a\u3059\u308b<\/strong>\u3053\u3068\u3067\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u306a\u3069\u306e\u5916\u90e8\u653b\u6483\u3092\u906e\u65ad\u3057\u307e\u3059\u3002<\/p>\n<p>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306b\u8a18\u8f09\u3059\u308b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u306f\u793e\u5185\u5354\u8b70\u3092\u884c\u3044\u3001\u4e00\u5b9a\u306e\u57fa\u6e96\u3092\u6e80\u305f\u3057\u305f\u3082\u306e\u306e\u307f\u306b\u9650\u5b9a\u3055\u308c\u308b\u5834\u5408\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002<\/p>\n<p>\u81ea\u793e\u306e<strong>\u500b\u4eba\u60c5\u5831\u53d6\u6271\u306b\u95a2\u3059\u308b\u30dd\u30ea\u30b7\u30fc<\/strong>\u3092\u57fa\u76e4\u306b\u3001\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305f\u3001IP\u30a2\u30c9\u30ec\u30b9\u3092\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306e\u9805\u76ee\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u793e\u5916\u304b\u3089\u6a5f\u5bc6\u60c5\u5831\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<div class=\"box01\"><span class=\"box-title\">IP\u30a2\u30c9\u30ec\u30b9\u3068\u306f <\/span>\u5404\u7aef\u672b\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u30a6\u30a7\u30d6\u4e0a\u306e\u4f4f\u6240\u3092\u610f\u5473\u3059\u308b\u756a\u53f7<\/div>\n<p>IP\u30a2\u30c9\u30ec\u30b9\u306e\u5236\u9650\u306f\u5916\u90e8\u304b\u3089\u306e\u653b\u6483\u3060\u3051\u3067\u306a\u304f\u3001\u793e\u54e1\u304c\u30aa\u30d5\u30a3\u30b9\u5916\u3067\u6a5f\u5bc6\u60c5\u5831\u306b\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u306a\u3069\u306e\u30ea\u30b9\u30af\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u30e1\u30fc\u30eb<\/h3>\n<p>\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u3067\u306f\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u6a5f\u80fd\u306e\u4e2d\u306e1\u3064\u306b<strong>\u300c\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u65b9\u5f0f\u300d<\/strong>\u304c\u3042\u308a\u3001\u8a8d\u8a3c\u3057\u3066\u3044\u306a\u3044\u9001\u4fe1\u8005\u304b\u3089\u306e\u30e1\u30fc\u30eb\u3092\u8ff7\u60d1\u30e1\u30fc\u30eb\u3084\u30b4\u30df\u7bb1\u306b\u5206\u985e\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u4e3b\u306a\u611f\u67d3\u7d4c\u8def\u306b\u306f\u3001\u30e1\u30fc\u30eb\u306b\u6dfb\u4ed8\u3055\u308c\u305f\u30ea\u30f3\u30af\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u4f7f\u7528\u3057\u3066\u3044\u308b\u30e1\u30fc\u30e9\u30fc\uff08\u30a6\u30a7\u30d6\u30e1\u30fc\u30eb\uff09\u306b\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001<strong>\u627f\u8a8d\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u30e1\u30fc\u30eb\u3057\u304b\u5c4a\u304b\u306a\u304f\u306a\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u60aa\u8cea\u306a\u96fb\u5b50\u30e1\u30fc\u30eb\u306e\u4e2d\u306b\u306f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3084IP\u30a2\u30c9\u30ec\u30b9\u3092\u6539\u3056\u3093\u3057\u305f\u4e0a\u3067\u9001\u4fe1\u3055\u308c\u3066\u304f\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306e\u3088\u3046\u306a\u884c\u70ba\u306f\u300c\u306a\u308a\u3059\u307e\u3057\u300d\u3084\u300c\u6539\u3056\u3093\u300d\u3068\u547c\u3070\u308c\u3001\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3092\u7a81\u7834\u3057\u3066\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u4fb5\u5165\u3055\u305b\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u591a\u304f\u306e\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u306fSPF\u3068\u547c\u3070\u308c\u308b\u6697\u53f7\u5316\u6280\u8853\u3084\u3001<strong>DKIM\u3068\u547c\u3070\u308c\u308b\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u6280\u8853<\/strong>\u3092\u4f7f\u3044\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306a\u884c\u70ba\u3092\u9632\u6b62\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u95a2\u9023\u8a18\u4e8b\uff1a<a href=\"https:\/\/blastmail.jp\/blog\/mail-delivery\/tls-send\">\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u304a\u3051\u308bTLS\u306e\u5f79\u5272\u3002Gmail\u306b\u6b63\u78ba\u306b\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059<\/a><\/p>\n<p>\u3057\u304b\u3057\u3001\u305d\u308c\u3067\u3082\u8ff7\u60d1\u30e1\u30fc\u30eb\u88ab\u5bb3\u306e\u5831\u544a\u306f\u5f8c\u3092\u305f\u305f\u305a\u3001\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u53b3\u3057\u3044\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u8a2d\u5b9a\u3057\u5b89\u5168\u306a\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u74b0\u5883\u3092\u6574\u5099\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>2024\u5e742\u6708\u306b\u306fGmail\u304c\u300c\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300d\u3068\u3057\u3066\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u306e\u9ad8\u3044\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u5b9f\u65bd\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u95a2\u9023\u8a18\u4e8b\uff1a<a href=\"https:\/\/blastmail.jp\/blog\/spam\/gmail-guideline-202402\">\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><\/p>\n<p>\u500b\u4eba\u60c5\u5831\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u5bfe\u3059\u308b\u30ea\u30c6\u30e9\u30b7\u30fc\u306f\u5e74\u3005\u9ad8\u307e\u308a\u3064\u3064\u3042\u308a\u3001\u4eca\u5f8c\u306f\u591a\u304f\u306e\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u540c\u69d8\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u767a\u8868\u3059\u308b\u3082\u306e\u3068\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n<p>\u81ea\u4ed6\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5b88\u308b\u305f\u3081\u306b\u3082\u3001\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u306e\u6d3b\u7528\u3060\u3051\u3067\u306a\u304f\u3001\u30e1\u30fc\u30eb\u306e\u9001\u53d7\u4fe1\u306b\u304a\u3051\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u5e38\u306b\u6700\u65b0\u306e\u74b0\u5883\u3092\u6574\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u6d3b\u7528\u6642\u306e\u6ce8\u610f\u70b9<\/h2>\n<p>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001<strong>\u610f\u56f3\u3057\u306a\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u306e\u4f7f\u7528\u3092\u907f\u3051\u305f\u9ad8\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u74b0\u5883<\/strong>\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3092\u6d3b\u7528\u3057\u305f\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u3082\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div 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href=\"https:\/\/blastmail.jp\/blog\/mail-delivery\/select20\">\u304a\u3059\u3059\u3081\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u6bd4\u8f0320\u9078\uff01\u56f3\u89e3\u3068\u30e9\u30f3\u30ad\u30f3\u30b0\u5f62\u5f0f\u3067\u89e3\u8aac<\/a><\/p>\n\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/mail-delivery\/select20\">\n   <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2020\/04\/20221202_select20_\u30a2\u30fc\u30c8\u30db\u3099\u30fc\u30c8\u3099-1.png\" alt=\"\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u304a\u3059\u3059\u3081\u6bd4\u8f0320\u9078\u30102026\u5e74\u6700\u65b0\u3011\u5931\u6557\u3057\u306a\u3044\u9078\u3073\u65b93\u3064\u306e\u7d76\u5bfe\u6761\u4ef6\" width=\"90\" height=\"47\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div 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