{"id":30,"date":"2019-03-19T10:01:19","date_gmt":"2019-03-19T01:01:19","guid":{"rendered":"https:\/\/blastmail.jp\/blog\/?p=30"},"modified":"2025-12-09T10:32:32","modified_gmt":"2025-12-09T01:32:32","slug":"sendmail","status":"publish","type":"post","link":"https:\/\/blastmail.jp\/blog\/spam\/sendmail","title":{"rendered":"\u30b9\u30d1\u30e0\u5224\u5b9a\u3068\u306f\uff1f\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u308b3\u3064\u306e\u57fa\u6e96\u3068\u56de\u907f\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac"},"content":{"rendered":"\r\n\r\n\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1024\" height=\"683\" class=\"wp-image-31\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img08-2-1024x683.jpg\" alt=\"\" srcset=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img08-2-1024x683.jpg 1024w, https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img08-2-1024x683-768x512.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n\r\n\r\n\r\n<p>\u300c\u666e\u901a\u306e\u696d\u52d9\u30e1\u30fc\u30eb\u3092\u9001\u3063\u305f\u3060\u3051\u306a\u306e\u306b\u3001\u76f8\u624b\u306b\u5c4a\u304b\u306a\u3044\u300d \u300c\u30c6\u30b9\u30c8\u9001\u4fe1\u3067\u306f\u554f\u984c\u306a\u3044\u306e\u306b\u3001\u4e00\u6589\u914d\u4fe1\u3059\u308b\u3068\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u3066\u3057\u307e\u3046\u300d<\/p>\r\n<p>\u5fc3\u5f53\u305f\u308a\u304c\u306a\u3044\u306e\u306b\u30e1\u30fc\u30eb\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u308b\u3068\u3001\u7126\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3088\u306d\u3002 \u5b9f\u306f\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u80cc\u666f\u306b\u306f\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u5074\u306b\u3088\u308b\u53b3\u683c\u306a\u300c\u30b9\u30d1\u30e0\u5224\u5b9a\u300d\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u50cd\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u3060\u3051\u3067\u306a\u304f\u3001<span style=\"color: #ff0000;\"><strong>\u300c\u8ab0\u304c\u9001\u3063\u305f\u304b\uff08\u9001\u4fe1\u5143\u306e\u4fe1\u7528\u5ea6\uff09\u300d\u3084\u300c\u914d\u4fe1\u74b0\u5883\u306e\u6280\u8853\u7684\u306a\u8a2d\u5b9a\u300d\u307e\u3067\u3092\u7dcf\u5408\u7684\u306b\u30b9\u30b3\u30a2\u30ea\u30f3\u30b0\u3057\u3066\u6c7a\u5b9a<\/strong><\/span>\u3055\u308c\u307e\u3059\u3002<\/p>\r\n<p>\u305d\u3053\u3067\u672c\u8a18\u4e8b\u3067\u306f\u3001\u30b9\u30d1\u30e0\u5224\u5b9a\u3068\u306f\u5177\u4f53\u7684\u306b\u3069\u306e\u3088\u3046\u306a\u4ed5\u7d44\u307f\u306a\u306e\u304b\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3002 \u305d\u306e\u4e0a\u3067\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u53d7\u3051\u3066\u3057\u307e\u30463\u5927\u8981\u56e0\u3068\u4eca\u65e5\u304b\u3089\u3067\u304d\u308b\u5177\u4f53\u7684\u306a\u56de\u907f\u7b56\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\r\n<p>\u95a2\u9023\u8a18\u4e8b\uff1a<a href=\"https:\/\/blastmail.jp\/blog\/download\/gmail-guideline-5\"><span data-sheets-root=\"1\">Gmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u89e3\u8aac\uff06\u5bfe\u5fdc\u65b9\u6cd5<\/span><\/a><a href=\"https:\/\/blastmail.jp\/blog\/download\/emailmagazineutilization\"><\/a><\/p>\r\n<p><span data-sheets-root=\"1\">\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/download\/gmail-guideline-5\">\n \u00a0 <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/01\/gmail_bunner.png\" alt=\"Gmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u89e3\u8aac\uff06\u5bfe\u5fdc\u30ac\u30a4\u30c9\u30d6\u30c3\u30af\" width=\"90\" height=\"59\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div class=\"blogcard_title\">Gmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u89e3\u8aac\uff06\u5bfe\u5fdc\u30ac\u30a4\u30c9\u30d6\u30c3\u30af<\/div>\n    <div class=\"blogcard_excerpt\">Gmail\u9001\u4fe1\u8005 \u30ac\u30a4\u30c9\u30e9\u30a4\u30f3 \u89e3\u8aac\uff06\u5bfe\u5fdc\u65b9\u6cd5 \u5bfe\u5fdc\u65b9\u6cd5\u3082\u8a18\u8f09\u3057\u305f\u30ac\u30a4\u30c9\u30d6\u30c3\u30af\u3067\u3059\uff01 \u3053\u306e\u8cc7\u6599\u3067\u5206\u304b\u308b\u3053\u3068 Gmail\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u89e3\u8aac\uff06\u5bfe\u2026<\/div>\n   <\/div>\n   <div class=\"clear\"><\/div>\n  <\/a>\n  <\/div><\/span><\/p>\r\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-14233\" 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\" \/><\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h2 class=\"wp-block-heading\">\u30b9\u30d1\u30e0\u5224\u5b9a\u3068\u306f\uff1f\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u5206\u985e\u3055\u308c\u308b\u4ed5\u7d44\u307f<\/h2>\r\n<p>\u300c\u30b9\u30d1\u30e0\u5224\u5b9a\u300d\u3068\u306f\u53d7\u4fe1\u5074\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\uff08ISP\u3084\u30e1\u30fc\u30eb\u30d7\u30ed\u30d0\u30a4\u30c0\uff09\u304c\u3001\u9001\u3089\u308c\u3066\u304d\u305f\u30e1\u30fc\u30eb\u306b\u5bfe\u3057\u3066\u72ec\u81ea\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u63a1\u70b9\u3092\u884c\u3044\u300c\u6b63\u5e38\u306a\u30e1\u30fc\u30eb\u300d\u304b\u300c\u8ff7\u60d1\u30e1\u30fc\u30eb\uff08\u30b9\u30d1\u30e0\uff09\u300d\u304b\u3092\u81ea\u52d5\u7684\u306b\u632f\u308a\u5206\u3051\u308b\u4ed5\u7d44\u307f\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\r\n<p>\u3053\u306e\u5224\u5b9a\u57fa\u6e96\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u89b3\u70b9\u304b\u3089\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\uff08\u975e\u516c\u958b\uff09\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u3054\u3068\u306b\u57fa\u6e96\u3082\u7570\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5224\u5b9a\u306e\u4ed5\u7d44\u307f\u306f\u5927\u304d\u304f\u5206\u3051\u30662\u3064\u306e\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u6280\u8853\u306b\u3088\u3063\u3066\u6210\u308a\u7acb\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u69cb\u9020\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u5230\u9054\u7387\u6539\u5584\u306e\u7b2c\u4e00\u6b69\u3067\u3059\u3002<\/p>\r\n<h3>\u30b3\u30f3\u30c6\u30f3\u30c4\u30d5\u30a3\u30eb\u30bf\u3068\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u30d5\u30a3\u30eb\u30bf\u306e\u9055\u3044<\/h3>\r\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u306f\u30e1\u30fc\u30eb\u306e\u300c\u4e2d\u8eab\u300d\u3060\u3051\u3092\u898b\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u73fe\u4ee3\u306e\u30b9\u30d1\u30e0\u5224\u5b9a\u306b\u304a\u3044\u3066\u306f\u4ee5\u4e0b\u306e2\u7a2e\u985e\u306e\u30d5\u30a3\u30eb\u30bf\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u7dcf\u5408\u7684\u306a\u30b9\u30b3\u30a2\u30ea\u30f3\u30b0\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<div class=\"list04\">\r\n<ul>\r\n<li><strong>\u30b3\u30f3\u30c6\u30f3\u30c4\u30d5\u30a3\u30eb\u30bf\uff08\u5185\u5bb9\u306e\u5be9\u67fb\uff09<\/strong>\u30e1\u30fc\u30eb\u306e\u300c\u4ef6\u540d\u300d\u3084\u300c\u672c\u6587\u300d\u306b\u542b\u307e\u308c\u308b\u30ad\u30fc\u30ef\u30fc\u30c9\u3001URL\u3001\u753b\u50cf\u306a\u3069\u3092\u89e3\u6790\u3057\u307e\u3059\u3002\u300c\u30a2\u30c0\u30eb\u30c8\u300d\u300c\u51fa\u4f1a\u3044\u300d\u300c\u5132\u304b\u308b\u300d\u3068\u3044\u3063\u305f\u30b9\u30d1\u30e0\u7279\u6709\u306eNG\u30ef\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u304b\u3001\u602a\u3057\u3044\u30ea\u30f3\u30af\u5148\u304c\u306a\u3044\u304b\u7b49\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3001\u5f93\u6765\u578b\u306e\u30d5\u30a3\u30eb\u30bf\u3067\u3059\u3002<\/li>\r\n<li><strong>\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u30d5\u30a3\u30eb\u30bf\uff08\u9001\u4fe1\u5143\u306e\u5be9\u67fb\uff09<\/strong>\u300c\u8ab0\u304c\u9001\u3063\u3066\u3044\u308b\u304b\u300d\u3068\u3044\u3046\u9001\u4fe1\u5143\u306e\u4fe1\u7528\u5ea6\uff08\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\uff09\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002\u9001\u4fe1\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u3084\u30c9\u30e1\u30a4\u30f3\u304c\u904e\u53bb\u306b\u8ff7\u60d1\u30e1\u30fc\u30eb\u3092\u9001\u3063\u3066\u3044\u306a\u3044\u304b\u3001\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u7b49\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/div><\/li>\r\n<\/ul>\r\n<p>\u8fd1\u5e74\u3067\u306f\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u5185\u5bb9\u4ee5\u4e0a\u306b\u3001\u3053\u306e<span style=\"color: #ff0000;\"><strong>\u300c\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\uff08\u9001\u4fe1\u5143\u306e\u4fe1\u7528\u5ea6\uff09\u300d\u304c\u30b9\u30d1\u30e0\u5224\u5b9a\u306b\u304a\u3044\u3066\u6975\u3081\u3066\u91cd\u8981\u306a\u30a6\u30a7\u30a4\u30c8\u3092\u5360\u3081\u308b<\/strong><\/span>\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3069\u3093\u306a\u306b\u5065\u5168\u306a\u6587\u7ae0\u3092\u66f8\u3044\u3066\u3082\u3001\u9001\u4fe1\u5143\u306e\u4fe1\u7528\u30b9\u30b3\u30a2\u304c\u4f4e\u3051\u308c\u3070\u3001\u9580\u524d\u6255\u3044\u3067\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u3059\u3002<\/p>\r\n<h3>\u30b9\u30d1\u30e0\u5224\u5b9a\u3092\u884c\u3046\u76ee\u7684\u3068\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u50be\u5411<\/h3>\r\n<p>Gmail\u3084Yahoo!\u30e1\u30fc\u30eb\u306a\u3069\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u304c\u53b3\u683c\u306a\u30b9\u30d1\u30e0\u5224\u5b9a\u3092\u884c\u3046\u6700\u5927\u306e\u76ee\u7684\u306f\u300c\u30e6\u30fc\u30b6\u30fc\uff08\u53d7\u4fe1\u8005\uff09\u3092\u8a50\u6b3a\u3084\u30a6\u30a4\u30eb\u30b9\u3001\u5927\u91cf\u306e\u4e0d\u8981\u306a\u30e1\u30fc\u30eb\u304b\u3089\u5b88\u308b\u3053\u3068\u300d\u3067\u3059\u3002<\/p>\r\n<p>\u7279\u306b\u8fd1\u5e74\u3001Gmail\u306a\u3069\u306e\u4e3b\u8981\u30d7\u30ed\u30d0\u30a4\u30c0\u306fAI\uff08\u4eba\u5de5\u77e5\u80fd\uff09\u3092\u6d3b\u7528\u3057\u305f\u5224\u5b9a\u30b7\u30b9\u30c6\u30e0\u3092\u5c0e\u5165\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u57fa\u6e96\u306f\u5e74\u3005\u53b3\u3057\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u5358\u306b\u602a\u3057\u3044\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u5f3e\u304f\u3060\u3051\u3067\u306a\u304f\u300c\u30e6\u30fc\u30b6\u30fc\u304c\u666e\u6bb5\u305d\u306e\u30e1\u30fc\u30eb\u3092\u958b\u5c01\u3057\u3066\u3044\u308b\u304b\u300d\u300c\u3059\u3050\u306b\u30b4\u30df\u7bb1\u306b\u6368\u3066\u3066\u3044\u306a\u3044\u304b\u300d\u3068\u3044\u3063\u305f\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\uff08\u53cd\u5fdc\uff09\u307e\u3067\u3082\u304c\u3001\u30b9\u30d1\u30e0\u5224\u5b9a\u306e\u6750\u6599\u3068\u3057\u3066\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u3064\u307e\u308a\u3001\u53d7\u4fe1\u8005\u306b\u3068\u3063\u3066\u4fa1\u5024\u306e\u306a\u3044\u30e1\u30fc\u30eb\u3092\u9001\u308a\u7d9a\u3051\u308b\u3053\u3068\u81ea\u4f53\u304c\u3001\u30b9\u30d1\u30e0\u5224\u5b9a\u306e\u30ea\u30b9\u30af\u3092\u9ad8\u3081\u308b\u884c\u70ba\u3068\u306a\u308b\u306e\u3067\u3059\u3002<\/p>\r\n<h2 id=\"i1\">\u914d\u4fe1\u30e1\u30fc\u30eb\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u308b3\u7a2e\u985e\u306e\u7406\u7531<\/h2>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u306a\u305c\u666e\u901a\u306b\u914d\u4fe1\u3057\u305f\u3064\u3082\u308a\u306e\u30e1\u30fc\u30eb\u304c\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u5224\u5b9a\u3055\u308c\u3066\u3057\u307e\u3046\u306e\u304b\u3002\u305d\u306e\u7406\u7531\u306f\u3001\u4ee5\u4e0b\u306e3\u7a2e\u985e\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h3 class=\"wp-block-heading\" id=\"i1-1\">\u914d\u4fe1\u30e1\u30fc\u30eb\u6587\u7ae0<\/h3>\r\n<p>\r\n\r\n\r\n\r\n<\/p>\r\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u3067\u3088\u304f\u4f7f\u308f\u308c\u304c\u3061\u306a\u5358\u8a9e\u3084\u8868\u73fe\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u3089\u3092\u6587\u7ae0\u306b\u591a\u304f\u76db\u308a\u8fbc\u3080\u3068\u3001<strong>\u30b9\u30d1\u30e0\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u4e0a\u304c\u3063\u3066\u3057\u307e\u3046<\/strong>\u306e\u3067\u3059\u3002<\/p>\r\n<p>\u307e\u305f\u3001\u30e1\u30eb\u30de\u30ac\u7d4c\u7531\u3067\u5546\u54c1\u3092\u8cfc\u5165\u3057\u3066\u307b\u3057\u3044\u305f\u3081\u306b<strong>\u717d\u308a\u8868\u73fe<\/strong>\u3092\u5165\u308c\u3059\u304e\u308b\u3053\u3068\u3082\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u5224\u65ad\u3055\u308c\u308b\u7406\u7531\u306e\uff11\u3064\u3067\u3059\u3002\u4e00\u8a00\u3067\u539f\u56e0\u3092\u8a00\u3044\u8868\u3059\u3068\u3001<strong>\u300c\u8ff7\u60d1\u30e1\u30fc\u30eb\u696d\u8005\u304c\u3088\u304f\u4f7f\u3046\u5358\u8a9e\u3084\u8868\u73fe\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u300d<\/strong>\u305f\u3081\u306a\u306e\u3067\u3059\u304c\u3001\u305d\u306e\u56de\u907f\u65b9\u6cd5\u306f\u591a\u5c90\u306b\u6e21\u308a\u307e\u3059\u3002<\/p>\r\n<p>\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u5316\u3057\u3066\u3001\u6587\u7ae0\u4f5c\u6210\u5f8c\u306b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h3 class=\"wp-block-heading\" id=\"i1-2\">\u914d\u4fe1\u65b9\u6cd5<\/h3>\r\n<p>\r\n\r\n<\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"640\" height=\"480\" class=\"wp-image-37\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img10.jpg\" alt=\"\" \/><\/figure>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u914d\u4fe1\u30ea\u30b9\u30c8\u3084\u30e1\u30fc\u30eb\u53d7\u4fe1\u74b0\u5883\u306e\u554f\u984c\u3082\u4e3b\u306a\u539f\u56e0\u306e\uff11\u3064\u3067\u3059\u3002\u30ea\u30b9\u30c8\u5185\u306e<strong>\u7121\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5272\u5408<\/strong>\u304c\u5897\u52a0\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u53d7\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\r\n<p>\u307e\u305f\u3001\u30e1\u30fc\u30eb\u306e\u53d7\u4fe1\u74b0\u5883\u3092\u8003\u616e\u3057\u306a\u3044\u914d\u4fe1\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u306b\u5224\u65ad\u3055\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u3042\u308b\u306e\u3067\u3059\u3002\u5bfe\u7b56\u6570\u306f\u300c\u914d\u4fe1\u30e1\u30fc\u30eb\u6587\u7ae0\u300d\u307b\u3069\u591a\u304f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u52b9\u679c\u306e\u9ad8\u3044\u5bfe\u7b56\u304c\u4e2d\u5fc3\u3068\u306a\u308a\u307e\u3059\u3002\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u307f\u306a\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3001\u5e38\u306b\u6700\u9069\u306a\u65b9\u6cd5\u3067\u914d\u4fe1\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h3 class=\"wp-block-heading\" id=\"i1-3\">\u914d\u4fe1\u74b0\u5883<\/h3>\r\n<p>\r\n\r\n<\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"640\" height=\"443\" class=\"wp-image-38\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img11.jpg\" alt=\"\" \/><\/figure>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u9069\u3057\u305f\u74b0\u5883\u3092\u69cb\u7bc9\u3067\u304d\u3066\u3044\u306a\u3044\u3053\u3068\u3082\u307e\u305f\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u306e\u5927\u304d\u306a\u7406\u7531\u3067\u3059\u3002<\/p>\r\n<div class=\"list04\">\r\n<ul>\r\n<li>\u30bb\u30ad\u30e5\u30a2\u306a\u74b0\u5883\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3057\u3066\u3044\u308b\u304b<\/li>\r\n<li>\u30b9\u30d1\u30e0\u3068\u8aa4\u89e3\u3055\u308c\u308b\u3088\u3046\u306a\u914d\u4fe1\u52d5\u4f5c\u3092\u3057\u3066\u3044\u306a\u3044\u304b<\/li>\r\n<li>\u5927\u91cf\u306e\u914d\u4fe1\u30ea\u30b9\u30c8\u3078\u306e\u4e00\u6589\u9001\u4fe1\u304c\u30c0\u30e1\u306a\u3089\u3001\u3069\u308c\u3060\u3051\u5206\u5272\u3059\u308c\u3070\u3044\u3044\u304b<\/div><\/li>\r\n<\/ul>\r\n<p>\r\n\r\n<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u306a\u3069\u3092\u8003\u616e\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u300c\u914d\u4fe1\u74b0\u5883\u300d\u306e\u6700\u9069\u5316\u5bfe\u7b56\u306f\u3001\u300c\u914d\u4fe1\u5185\u5bb9\u300d\u3084\u300c\u914d\u4fe1\u65b9\u6cd5\u300d\u306e\u5bfe\u7b56\u6570\u3068\u6bd4\u8f03\u3059\u308b\u3068\u5c11\u306a\u3044\u3067\u3059\u304c\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u9818\u57df\u306e\u305f\u3081<strong>\u96e3\u6613\u5ea6\u304c\u9ad8\u3044<\/strong>\u3067\u3059\u3002<strong>\u3057\u304b\u3057\u3001\u305d\u306e\u5206\u52b9\u679c\u3082\u975e\u5e38\u306b\u9ad8\u3044<\/strong>\u305f\u3081\u3001\u30b3\u30b9\u30c8\u3092\u304b\u3051\u3066\u3067\u3082\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\r\n<p>\u307e\u305f\u3001\u4e0a\u8ff0\u3057\u305f\u3088\u3046\u306b\u6628\u4eca\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u304a\u3051\u308b\u30b9\u30d1\u30e0\u5224\u5b9a\u306f\u914d\u4fe1\u74b0\u5883\u306b\u3088\u308b\u5f71\u97ff\u3092\u5927\u304d\u304f\u3046\u3051\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6b21\u7ae0\u3067\u3055\u3089\u306b\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\r\n<h2>\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u308b\u6280\u8853\u7684\u306a\u539f\u56e0\uff08\u914d\u4fe1\u74b0\u5883\uff09<\/h2>\r\n<p>\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u539f\u56e0\u3092\u63a2\u308b\u969b\u3001\u591a\u304f\u306e\u62c5\u5f53\u8005\u306f\u300c\u4ef6\u540d\u306e\u66f8\u304d\u65b9\u304c\u60aa\u304b\u3063\u305f\u306e\u304b\uff1f\u300d\u3068\u6587\u7ae0\u306e\u6539\u5584\u306b\u8d70\u308a\u304c\u3061\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u7279\u306b\u4e00\u6589\u914d\u4fe1\u306b\u304a\u3044\u3066\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u308b\u539f\u56e0\u306e\u591a\u304f\u306f\u6587\u7ae0\u3088\u308a\u3082\u300c\u3069\u306e\u3088\u3046\u306a\u74b0\u5883\u30fb\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3063\u3066\u9001\u3063\u305f\u304b\u300d\u3068\u3044\u3046\u6280\u8853\u7684\u306a\u5074\u9762\u306b\u6f5c\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u3053\u3053\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u9762\u3067\u30b9\u30d1\u30e0\u5224\u5b9a\u306e\u5f15\u304d\u91d1\u3068\u306a\u308a\u3084\u3059\u30442\u3064\u306e\u5927\u304d\u306a\u8981\u56e0\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\r\n<h3>\u81ea\u524d\u30b5\u30fc\u30d0\u30fc\uff08sendmail\u7b49\uff09\u306e\u9650\u754c<\/h3>\r\n<p>\u793e\u5185\u306eWeb\u30b7\u30b9\u30c6\u30e0\u3084WordPress\u306a\u3069\u304b\u3089\u3001Linux\u306e\u300csendmail\u300d\u30b3\u30de\u30f3\u30c9\u7b49\u3092\u4f7f\u3063\u3066\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u306f\u8981\u6ce8\u610f\u3067\u3059\u3002<\/p>\r\n<p>\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u304a\u3044\u3066\u300cIP\u30a2\u30c9\u30ec\u30b9\u306e\u4fe1\u7528\u5ea6\u300d\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u81ea\u524d\u306eWeb\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u9001\u308b\u5834\u5408\u3001\u305d\u306eIP\u30a2\u30c9\u30ec\u30b9\u306f\u300c\u30e1\u30fc\u30eb\u914d\u4fe1\u306e\u5b9f\u7e3e\u300d\u304c\u7a4d\u307f\u4e0a\u3052\u3089\u308c\u3066\u3044\u306a\u3044\u300c\u65b0\u898f\u306eIP\u30a2\u30c9\u30ec\u30b9\u300d\u3067\u3042\u308b\u3053\u3068\u304c\u591a\u3044\u305f\u3081\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u304b\u3089\u306f\u300c\u8eab\u5143\u4e0d\u660e\u306e\u602a\u3057\u3044\u9001\u4fe1\u5143\u300d\u3068\u3057\u3066\u8b66\u6212\u3055\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\r\n<p>\u307e\u305f\u3001sendmail\u7b49\u306e\u7c21\u6613\u7684\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u914d\u4fe1\u3067\u306f\u5f8c\u8ff0\u3059\u308b\u8a8d\u8a3c\u8a2d\u5b9a\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u4e0d\u5341\u5206\u306a\u30b1\u30fc\u30b9\u304c\u591a\u304f\u3001\u30a8\u30f3\u30d9\u30ed\u30fc\u30d7From\uff08\u6280\u8853\u7684\u306a\u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\uff09\u306e\u8a2d\u5b9a\u4e0d\u5099\u306a\u3069\u304c\u539f\u56e0\u3067\u3001\u7121\u6761\u4ef6\u306b\u30b9\u30d1\u30e0\u5224\u5b9a\u30b9\u30b3\u30a2\u304c\u60aa\u5316\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u73cd\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\r\n<h3>\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\uff08SPF\/DKIM\/DMARC\uff09\u306e\u4e0d\u5099<\/h3>\r\n<p>\u73fe\u4ee3\u306e\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u306b\u304a\u3044\u3066\u6700\u3082\u6c7a\u5b9a\u7684\u306a\u8981\u56e0\u3068\u306a\u308b\u306e\u304c\u300c\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u300d\u306e\u8a2d\u5b9a\u6709\u7121\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u305d\u306e\u30e1\u30fc\u30eb\u304c\u300c\u306a\u308a\u3059\u307e\u3057\u300d\u3067\u306f\u306a\u304f\u3001\u6b63\u898f\u306e\u9001\u4fe1\u8005\u304b\u3089\u9001\u3089\u308c\u305f\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u300c\u8eab\u5206\u8a3c\u660e\u66f8\u300d\u306e\u3088\u3046\u306a\u6280\u8853\u3067\u3059\u3002<\/p>\r\n<p>Gmail\u306e\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u3082\u4ee5\u4e0b\u306e\u8a8d\u8a3c\u6280\u8853\u306e\u8a2d\u5b9a\u304c\u5f37\u304f\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u304c\u672a\u8a2d\u5b9a\u3001\u307e\u305f\u306f\u8a2d\u5b9a\u306b\u4e0d\u5099\uff08PASS\u3057\u306a\u3044\u72b6\u614b\uff09\u304c\u3042\u308b\u3068\u9ad8\u78ba\u7387\u3067\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3001\u3042\u308b\u3044\u306f\u53d7\u4fe1\u62d2\u5426\u306e\u5bfe\u8c61\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\r\n<div class=\"list04\">\r\n<ul>\r\n<li><strong>SPF (Sender Policy Framework)<\/strong>\u3042\u3089\u304b\u3058\u3081\u767b\u9332\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u9001\u3089\u308c\u3066\u3044\u308b\u304b\u3092\u8a3c\u660e\u3059\u308b\u4ed5\u7d44\u307f\u3002<\/li>\r\n<li><strong>DKIM (DomainKeys Identified Mail)<\/strong>\u96fb\u5b50\u7f72\u540d\u3092\u4ed8\u4e0e\u3057\u3001\u30e1\u30fc\u30eb\u5185\u5bb9\u304c\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u4ed5\u7d44\u307f\u3002<\/li>\r\n<li><strong>DMARC (Domain-based Message Authentication, Reporting, and Conformance)<\/strong>SPF\u3084DKIM\u306e\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u305f\u30e1\u30fc\u30eb\u3092\u3069\u3046\u6271\u3046\u304b\uff08\u9694\u96e2\u3084\u62d2\u5426\u306a\u3069\uff09\u3092\u5ba3\u8a00\u3059\u308b\u4ed5\u7d44\u307f\u3002<\/div><\/li>\r\n<\/ul>\r\n<p>\u300c\u5185\u5bb9\u306b\u554f\u984c\u306f\u306a\u3044\u306f\u305a\u306a\u306e\u306b\u5c4a\u304b\u306a\u3044\u300d\u3068\u3044\u3046\u5834\u5408\u306f\u3001\u307e\u305a\u3053\u308c\u3089\u306e\u6280\u8853\u7684\u306a\u8a2d\u5b9a\u304c\u6b63\u3057\u304f\u5b8c\u4e86\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001SPF\u30ec\u30b3\u30fc\u30c9\u3068DKIM\u7f72\u540d\u306e\u4ed5\u7d44\u307f\u3068\u8a2d\u5b9a\u306e\u91cd\u8981\u6027\u306b\u3064\u3044\u3066\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3082\u53c2\u7167\u3044\u305f\u3060\u304f\u3053\u3068\u3067\u3001\u3088\u308a\u7406\u89e3\u3092\u6df1\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f75\u305b\u3066\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\r\n\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/mail\/spf-dkim\">\n \u00a0 <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img08-2-1024x683-1.jpg\" alt=\"\u30b9\u30d1\u30e0\u5224\u5b9a\u3068\u306f\uff1f\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u308b3\u3064\u306e\u57fa\u6e96\u3068\u56de\u907f\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac\" width=\"90\" height=\"60\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div class=\"blogcard_title\">\u30b9\u30d1\u30e0\u5224\u5b9a\u3068\u306f\uff1f\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u308b3\u3064\u306e\u57fa\u6e96\u3068\u56de\u907f\u65b9\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac<\/div>\n    <div class=\"blogcard_excerpt\">\u300c\u666e\u901a\u306b\u30e1\u30fc\u30eb\u914d\u4fe1\u3057\u305f\u3064\u3082\u308a\u304c\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u53d7\u3051\u3066\u3057\u307e\u3063\u305f\u300d\u3068\u3044\u3046\u65b9\u306f\u6570\u591a\u304f\u3044\u307e\u3059\u3002 \u9069\u5207\u306a\u56de\u907f\u65b9\u6cd5\u3092\u628a\u63e1\u3057\u3001\u591a\u304f\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5c4a\u304f\u30e1\u30fc\u30eb\u914d\u4fe1\u2026<\/div>\n   <\/div>\n   <div class=\"clear\"><\/div>\n  <\/a>\n  <\/div>\r\n<p>\r\n\r\n<\/p>\r\n<h2 class=\"wp-block-heading\" id=\"i2\">\u3069\u306e\u3088\u3046\u306b\u30e1\u30fc\u30eb\u914d\u4fe1\u3059\u308c\u3070\u3044\u3044\uff1f\u5177\u4f53\u7684\u306a\u8ff7\u60d1\u30e1\u30fc\u30eb\u56de\u907f\u65b9\u6cd5<\/h2>\r\n<p>\r\n\r\n<\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"640\" height=\"480\" class=\"wp-image-40\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img12.jpg\" alt=\"\" \/><\/figure>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u5224\u65ad\u3055\u308c\u3066\u3057\u307e\u3046\u539f\u56e0\u306f\u4e0a\u8ff0\u306e\u901a\u308a\u3067\u3059\u304c\u3001\u6b21\u306b\u5177\u4f53\u7684\u306a\u56de\u907f\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3054\u8aac\u660e\u3057\u307e\u3059\u3002\u56de\u907f\u65b9\u6cd5\u306f\u6570\u591a\u304f\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u5168\u3066\u3092\u7db2\u7f85\u3059\u308b\u306e\u306f\u56f0\u96e3\u3067\u3059\u3002\u6642\u9593\u306e\u8a31\u3059\u7bc4\u56f2\u3067\u5b9f\u65bd\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h3 class=\"wp-block-heading\" id=\"i2-1\">\u914d\u4fe1\u30e1\u30fc\u30eb\u6587\u7ae0<\/h3>\r\n<p>\r\n\r\n<\/p>\r\n<h4 class=\"wp-block-heading\" id=\"mce_13\">1\uff0dA.\u4ef6\u540d\u3084\u672c\u6587\u306f\u5fc5\u305a\u57cb\u3081\u308b<\/h4>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u4ef6\u540d\u3084\u672c\u6587\u3092<strong>\u7a7a\u6b04<\/strong>\u306b\u3059\u308b\u3053\u3068\u306f\u907f\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p>\u4eee\u306b\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u5224\u5b9a\u3055\u308c\u306a\u304b\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u53d7\u4fe1\u8005\u5074\u304c\u4e0d\u5be9\u306b\u601d\u3044\u958b\u5c01\u3055\u308c\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u3001\u57cb\u3081\u308b\u7b87\u6240\u306f\u5168\u3066\u57cb\u3081\u308b\u3088\u3046\u306b\u5fc3\u304c\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h4 class=\"wp-block-heading\" id=\"mce_15\">1\uff0dB.\u717d\u308a\u6587\u53e5\u3084\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u8aa4\u89e3\u3055\u308c\u308b\u5358\u8a9e\u3084\u8868\u73fe\u3092\u7e70\u308a\u8fd4\u3055\u306a\u3044<\/h4>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u300c1\u65e5\u3067\u5132\u304b\u308b\u300d\u300c\u4eca\u3059\u3050\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306b\u7533\u3057\u8fbc\u3082\u3046\u300d\u306a\u3069\u306e\u717d\u308a\u6587\u53e5\u306f\u4f55\u5ea6\u3082\u4f7f\u308f\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p>\u3053\u3046\u3057\u305f\u8868\u73fe\u306f\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u5178\u578b\u7684\u306a\u30d1\u30bf\u30fc\u30f3\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u4f7f\u3046\u5fc5\u7136\u6027\u304c\u3042\u308b\u306e\u3067\u3042\u308c\u3070\u591a\u5c11\u306a\u3089\u554f\u984c\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u3067\u304d\u308b\u9650\u308a\u5229\u7528\u983b\u5ea6\u306f\u6291\u3048\u308b\u3088\u3046\u306b\u5fc3\u304c\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h4 class=\"wp-block-heading\">1\uff0dC.\u98fe\u308a\u7f6b\u7dda\u3067\u88c5\u98fe\u3092\u3057\u306a\u3044<\/h4>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u4e2d\u3067\u3001\u6587\u5b57\u3067\u4f5c\u6210\u3057\u305f\u98fe\u308a\u7f6b\u7dda\u3092\u305f\u307e\u306b\u898b\u307e\u3059\u306d\u3002\u25bc\u3084\u25cb\u306a\u3069\u306e\u8a18\u53f7\u3092\u7e4b\u3052\u3066\u4f5c\u308b\u98fe\u308a\u3067\u3059\u3002<br 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class=\"wp-block-heading\">\uff11\uff0dD.\u904e\u5270\u306a\u8272\u4ed8\u3051\u3084\u30d5\u30a9\u30f3\u30c8\u30b5\u30a4\u30ba\u8abf\u6574\u306a\u3069\u3092\u907f\u3051\u308b<\/h4>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u90e8\u5206\u7684\u306b\u30d5\u30a9\u30f3\u30c8\u30b5\u30a4\u30ba\u3092\u5927\u304d\u304f\u3057\u305f\u308a\u8d64\u6587\u5b57\u306b\u3057\u305f\u308a\u3059\u308b\u7b49\u3001\u30e1\u30fc\u30eb\u6587\u7ae0\u5185\u3067\u66f8\u5f0f\u8a2d\u5b9a\u3092\u3075\u3093\u3060\u3093\u306b\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u65b9\u306f\u3001\u4ee5\u5f8c\u5229\u7528\u3057\u306a\u3044\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\r\n<p>\u6587\u7ae0\u5185\u306e\u91cd\u8981\u7b87\u6240\u3092\u76ee\u7acb\u305f\u305b\u305f\u3044\u3068\u3044\u3046\u610f\u56f3\u306f\u3042\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u66f8\u5f0f\u8a2d\u5b9a\u3067\u6587\u5b57\u306a\u3069\u3092\u30c7\u30b6\u30a4\u30f3\u3059\u308b\u3053\u3068\u3082\u307e\u305f\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u3088\u304f\u3042\u308b\u30d1\u30bf\u30fc\u30f3\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u5f37\u8abf\u3057\u305f\u3044\u7b87\u6240\u306f\u3001\u66f8\u5f0f\u8a2d\u5b9a\u3067\u306f\u306a\u304f<strong>\u6539\u884c\u3084\u30b9\u30da\u30fc\u30b9<\/strong>\u306a\u3069\u3092\u4e0a\u624b\u304f\u5229\u7528\u3057\u3066\u76ee\u7acb\u305f\u305b\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h4 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class=\"wp-block-heading\">\uff11\uff0dJ.\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u306e\u30b5\u30a4\u30ba\u3092\u5727\u7e2e<\/h4>\r\n<p>\r\n\r\n<\/p>\r\n<p><strong>\u8907\u6570\u306e\u753b\u50cf\u3084\u305d\u306e\u4ed6\u5f62\u5f0f\u306e\u30d5\u30a1\u30a4\u30eb\u6dfb\u4ed8<\/strong>\u306f\u3001\u4e0d\u5be9\u306a\u30e1\u30fc\u30eb\u3068\u8aa4\u89e3\u3055\u308c\u308b\u50be\u5411\u306b\u3042\u308b\u305f\u3081\u3001\u3067\u304d\u308b\u9650\u308a<strong>\u8efd\u91cf\u5316<\/strong>\u3057\u3066zip\u3067\u9001\u4ed8\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p>\u7279\u306b<strong>.exe\u30d5\u30a1\u30a4\u30eb<\/strong>\u306f\u305d\u306e\u307e\u307e\u6dfb\u4ed8\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u9ad8\u78ba\u7387\u3067\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u3057\u3066\u5224\u65ad\u3055\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u6c17\u3092\u4ed8\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h4 class=\"wp-block-heading\">\uff11\uff0dK.\u914d\u4fe1\u8005\u60c5\u5831\u3092\u660e\u8a18\u3059\u308b<\/h4>\r\n<p>\r\n\r\n<\/p>\r\n<p>\u914d\u4fe1\u8005\u304c\u4f55\u8005\u306a\u306e\u304b\u3001\u3059\u3050\u5206\u304b\u308b\u3088\u3046\u306b\u30e1\u30fc\u30eb\u306b\u660e\u8a18\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\r\n<p>\u5177\u4f53\u7684\u306b\u660e\u8a18\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u7bc4\u56f2\u306f\u3001\u7279\u5b9a\u96fb\u5b50\u30e1\u30fc\u30eb\u6cd5\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u4ee5\u4e0b\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\r\n<p>\u30e1\u30fc\u30eb\u672c\u6587\u306b\u3001\u9001\u4fe1\u8005\u306a\u3069\u306e\u6c0f\u540d\u53c8\u306f\u540d\u79f0<br \/>\u30e1\u30fc\u30eb\u672c\u6587\u306b\u3001\u53d7\u4fe1\u62d2\u5426\u306e\u901a\u77e5\u3092\u53d7\u3051\u308b\u305f\u3081\u306e\u96fb\u5b50\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u53c8\u306fURL<br \/>\u53d7\u4fe1\u62d2\u5426\u306e\u901a\u77e5\u5148\u306e\u76f4\u524d\u53c8\u306f\u76f4\u5f8c\u306b\u3001\u53d7\u4fe1\u62d2\u5426\u306e\u901a\u77e5\u304c\u3067\u304d\u308b\u65e8<br \/>\u4efb\u610f\u306e\u5834\u6240\u306b\u3001\u9001\u4fe1\u8005\u306a\u3069\u306e\u4f4f\u6240<br \/>\u4efb\u610f\u306e\u5834\u6240\u306b\u3001\u82e6\u60c5\u30fb\u554f\u5408\u305b\u306a\u3069\u3092\u53d7\u3051\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u96fb\u8a71\u756a\u53f7\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u53c8\u306fURL<\/p>\r\n<cite><a id=\"text_1\" class=\"event_bnr\" href=\"https:\/\/www.dekyo.or.jp\/soudan\/contents\/taisaku\/1-2.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u7279\u5b9a\u96fb\u5b50\u30e1\u30fc\u30eb\u6cd5 | 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href=\"https:\/\/salt.iajapan.org\/wpmu\/anti_spam\/admin\/tech\/explanation\/spf\/\">SPF\u8a2d\u5b9a\u89e3\u8aac<\/a><\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u304b\u306a\u308a\u624b\u9593\u306e\u304b\u304b\u308b\u8a2d\u5b9a\u3068\u306a\u308b\u305f\u3081\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306a\u3069\u306b\u4f9d\u983c\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:heading {\"level\":4} --><\/p>\r\n<h4 id=\"mce_2\">3\uff0dB.\u914d\u4fe1\u901f\u5ea6\u306e\u8abf\u6574<\/h4>\r\n<p><!-- \/wp:heading --><\/p>\r\n<p><!-- wp:paragraph 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id=\"i3\">\u30e1\u30fc\u30eb\u914d\u4fe1\u6e96\u5099\u306e\u524d\u306b\u300c\u8ff7\u60d1\u30e1\u30fc\u30eb\u8a3a\u65ad\u300d\u3067\u30c1\u30a7\u30c3\u30af<\/h2>\r\n<p><!-- \/wp:heading --><\/p>\r\n<p><!-- wp:image {\"id\":41} --><\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"640\" height=\"427\" class=\"wp-image-41\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img13.jpg\" alt=\"\" \/><\/figure>\r\n<p><!-- \/wp:image --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u3053\u3053\u307e\u3067\u3001\u5177\u4f53\u7684\u306a\u8ff7\u60d1\u30e1\u30fc\u30eb\u56de\u907f\u65b9\u6cd5\u306b\u3064\u3044\u3066\u304a\u4f1d\u3048\u3057\u307e\u3057\u305f\u3002<\/p>\r\n<p>\u8af8\u3005\u5bfe\u5fdc\u3057\u7d42\u3048\u305f\u3089\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u8a3a\u65ad\u30c4\u30fc\u30eb<strong>\u300cmail-tester\u300d<\/strong>\u3067\u6700\u7d42\u30c1\u30a7\u30c3\u30af\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p>\u300cmail-tester\u300d\u3068\u306f\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u30ec\u30d9\u30eb\u309210\u6bb5\u968e\u3067\u6e2c\u5b9a\u3057\u3066\u304f\u308c\u308b\u4fbf\u5229\u306a\u6d77\u5916\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\r\n<p>\u914d\u4fe1\u524d\u306b\u3053\u306e\u30c4\u30fc\u30eb\u3067\u8a3a\u65ad\u3092\u53d7\u3051\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>1\uff0e\u300cmail-tester\u300d\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/><a id=\"text_3\" class=\"event_bnr\" href=\"https:\/\/www.mail-tester.com\/\">https:\/\/www.mail-tester.com\/<\/a><\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>2\uff0e\u753b\u9762\u306b\u3001mail-tester\u30c9\u30e1\u30a4\u30f3\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u30e9\u30f3\u30c0\u30e0\u3067\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u3053\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u5b9b\u306b\u3001\u9001\u4fe1\u5143\u4e88\u5b9a\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u7528\u610f\u3057\u305f\u30e1\u30fc\u30eb\u6587\u7ae0\u3092\u9001\u4fe1\u3057\u3001\u300cTHEN CHECK YOUR SCORE\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:image {\"id\":42} --><\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1012\" height=\"710\" class=\"wp-image-42\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img14.png\" alt=\"\" \/><\/figure>\r\n<p><!-- \/wp:image --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>3\uff0e\u30c1\u30a7\u30c3\u30af\u5b8c\u4e86\u307e\u306715\u79d2\u7a0b\u5ea6\u304b\u304b\u308b\u305f\u3081\u3001\u3057\u3070\u3089\u304f\u5f85\u3061\u307e\u3059\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:image {\"id\":43} --><\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1024\" height=\"497\" class=\"wp-image-43\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img15-1024x497.png\" alt=\"\" \/><\/figure>\r\n<p><!-- \/wp:image --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>4\uff0e\u30c1\u30a7\u30c3\u30af\u304c\u5b8c\u4e86\u3059\u308b\u3068\u3001\u9805\u76ee\u3054\u3068\u306b\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>Google\u7ffb\u8a33\u6a5f\u80fd\u3067\u5185\u5bb9\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u9069\u5f53\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3067\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u9001\u4fe1\u3057\u3066\u307f\u305f\u306e\u3067\u3059\u304c\u3001\u9177\u3044\u70b9\u6570\u3067\u3059\u306d\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:image {\"id\":44} --><\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"941\" height=\"777\" class=\"wp-image-44\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img16.png\" alt=\"\" \/><\/figure>\r\n<p><!-- \/wp:image --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>5\uff0e\u30c1\u30a7\u30c3\u30af\u30de\u30fc\u30af\u306e\u5165\u3063\u3066\u3044\u308b\u9805\u76ee\u306f\u554f\u984c\u306a\u3044\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u304c\u3001\u6e1b\u70b9\u9805\u76ee\u306f\u4fee\u6b63\u304c\u5fc5\u8981\u3067\u3059\u3002\u5de6\u5074\u306e\u300c\uff0b\u300d\u30de\u30fc\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001\u6e1b\u70b9\u7406\u7531\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:image {\"id\":45} --><\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1011\" height=\"560\" class=\"wp-image-45\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img17.png\" alt=\"\" \/><\/figure>\r\n<p><!-- \/wp:image --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u6e1b\u70b9\u9805\u76ee\u3092\u4fee\u6b63\u3057\u3001\u3067\u304d\u308b\u9650\u308a\u9ad8\u5f97\u70b9\u3092\u53d6\u308c\u305f\u3089\u914d\u4fe1\u6e96\u5099\u3092\u884c\u3044\u307e\u3057\u3087\u3046\u3002\uff08\u203b\u300cmail-tester\u300d\u306f\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u306e\u56de\u907f\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3042\u304f\u307e\u3067\u6539\u5584\u3092\u76ee\u7684\u3068\u3057\u3066\u3054\u5229\u7528\u304f\u3060\u3055\u3044\uff09<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:heading --><\/p>\r\n<h2 id=\"i4\">\u9069\u5207\u306a\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u3092\u3068\u3089\u306a\u3044\u3068\u3001\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u308b\u3053\u3068\u3082<\/h2>\r\n<p><!-- \/wp:heading --><\/p>\r\n<p><!-- wp:image {\"id\":46} --><\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"640\" height=\"427\" class=\"wp-image-46\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img18.jpg\" alt=\"\" \/><\/figure>\r\n<p><!-- \/wp:image --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u3053\u3053\u307e\u3067\u3054\u8aac\u660e\u3057\u305f\u3088\u3046\u306b\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u56de\u907f\u65b9\u6cd5\u306f\u6570\u591a\u304f\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u3053\u308c\u3089\u306e\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u306a\u3051\u308c\u3070\u3001\u6700\u60aa\u306e\u5834\u5408\u306f\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u3082\u5165\u3089\u306a\u304f\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u30d3\u30b8\u30cd\u30b9\u306b\u60aa\u5f71\u97ff\u304c\u51fa\u306a\u3044\u5185\u306b\u3067\u304d\u308b\u9650\u308a\u5bfe\u7b56\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\r\n<p><strong>\u30fb\u95a2\u9023\u8a18\u4e8b<\/strong>\uff1a<a id=\"text_4\" class=\"event_bnr\" href=\"https:\/\/blastmail.jp\/blog\/spam\/blacklist\" target=\"_blank\" rel=\"noreferrer noopener\">\u30e1\u30fc\u30eb\u914d\u4fe1\u306e\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u767b\u9332\u306e\u539f\u56e0\u3068\u78ba\u8a8d\u30fb\u89e3\u9664\u65b9\u6cd5<\/a><\/p>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:heading --><\/p>\r\n<h2 id=\"i5\">\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u53d7\u3051\u308b\u3053\u3068\u306a\u304f\u3001\u9ad8\u3044\u5230\u9054\u7387\u3092\u72d9\u3046\u306b\u306f\uff1f<\/h2>\r\n<p><!-- \/wp:heading --><\/p>\r\n<p><!-- wp:image {\"id\":47} --><\/p>\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"640\" height=\"480\" class=\"wp-image-47\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2019\/03\/img19.jpg\" alt=\"\" \/><\/figure>\r\n<p><!-- \/wp:image --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u69d8\u3005\u306a\u8ff7\u60d1\u30e1\u30fc\u30eb\u56de\u907f\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u305f\u304c\u3001\u4e2d\u3067\u3082\u300c\u914d\u4fe1\u74b0\u5883\u300d\u306e\u6700\u9069\u5316\u306f\u30cf\u30fc\u30c9\u30eb\u304c\u9ad8\u3044\u3067\u3059\u3002<\/p>\r\n<div class=\"list04\">\r\n<!-- \/wp:paragraph -->\r\n<!-- wp:paragraph -->\r\n<ul>\r\n<li>SPF\u306f\u3069\u3046\u3084\u3063\u3066\u8a2d\u5b9a\u3059\u308b\u306e\u304b<\/li>\r\n<li>\u914d\u4fe1\u901f\u5ea6\u306f\u3069\u3053\u307e\u3067\u843d\u3068\u3059\u3079\u304d\u304b<\/li>\r\n<li>\u5927\u91cf\u306e\u914d\u4fe1\u30ea\u30b9\u30c8\u3078\u306e\u4e00\u6589\u9001\u4fe1\u304c\u30c0\u30e1\u306a\u3089\u3001\u3069\u308c\u3060\u3051\u5206\u5272\u3059\u308c\u3070\u3044\u3044\u304b\u30fb\u30fb\u30fbetc<\/div><\/li>\r\n<\/ul>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<p><!-- wp:paragraph --><\/p>\r\n<p>\u307e\u305f\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306a\u5bfe\u7b56\u3092\u614e\u91cd\u306b\u884c\u3048\u3070\u884c\u3046\u307b\u3069\u3001\u72d9\u3063\u305f\u6642\u9593\u5e2f\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u304c\u96e3\u3057\u304f\u306a\u308a\u3001<strong>\u30e1\u30fc\u30eb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u6d3b\u52d5\u306b\u652f\u969c\u3092\u304d\u305f\u3057\u307e\u3059<\/strong><\/p>\r\n<p>\u3053\u3046\u3057\u305f\u5bfe\u7b56\u306f\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u304a\u3044\u3066\u30ec\u30d9\u30eb\u306e\u9ad8\u3044\u30ce\u30a6\u30cf\u30a6\u3092\u6301\u3063\u3066\u3044\u306a\u3044\u9650\u308a\u3001\u81ea\u529b\u3067\u5b9f\u65bd\u3059\u308b\u306e\u306f\u975e\u5e38\u306b\u56f0\u96e3\u3067\u3059\u3002\u4eee\u306b\u81ea\u529b\u3067\u5168\u3066\u884c\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u305d\u3053\u306b\u304b\u304b\u308b<strong>\u8cbb\u7528\u3084\u624b\u9593\u306f\u76f8\u5f53\u91cf\u306b\u306a\u308b<\/strong>\u3053\u3068\u3067\u3057\u3087\u3046\u3002<\/p>\r\n<p>\u4e0a\u8a18\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001<strong>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9<\/strong>\u306e\u5c0e\u5165\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\r\n<h3>API\u9023\u643a\u30fbSMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u300c\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3(blastengine)\u300d\u306e\u6d3b\u7528<\/h3>\r\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>\r\n<p><a href=\"https:\/\/blastengine.jp\/\">\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3(blastengine)<\/a>\u306f\u3001\u9ad8\u901f\u3067\u5927\u91cf\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u5b9f\u73fe\u3059\u308bSMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304c\u4e0d\u8981\u306aAPI\u7d4c\u7531\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u6a5f\u80fd\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u304c\u30b5\u30fc\u30d0\u30fc\u306e\u7ba1\u7406\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u62c5\u3046\u3053\u3068\u3067\u3001\u5e38\u306b\u4fe1\u983c\u6027\u306e\u9ad8\u3044IP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7dad\u6301\u3057\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u5b89\u5168\u6027\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\r\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8ab2\u984c\u3092\u62b1\u3048\u3066\u3044\u308b\u5834\u5408\u3001\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u306e\u4f7f\u7528\u3092\u691c\u8a0e\u3059\u3079\u304d\u3067\u3059\u3002<\/p>\r\n<div class=\"list04\">\r\n<ul>\r\n<li>IP\u30a2\u30c9\u30ec\u30b9\u3084\u30c9\u30e1\u30a4\u30f3\u304c\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u30e1\u30fc\u30eb\u304c\u9001\u308c\u306a\u3044<\/li>\r\n<li>\u56fd\u5185\u30ad\u30e3\u30ea\u30a2\u5b9b\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u5931\u6557\u3057\u3069\u3046\u5bfe\u51e6\u3059\u308c\u3070\u826f\u3044\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\r\n<li>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u7ba1\u7406\u3084\u904b\u7528\u3092\u81ea\u793e\u3067\u884c\u3044\u305f\u304f\u306a\u3044<\/div><\/li>\r\n<\/ul>\r\n<p><br \/>\u3055\u3089\u306b\u300127,000\u793e\u4ee5\u4e0a\u306e\u5c0e\u5165\u5b9f\u7e3e\u3092\u6301\u3061\u300115\u5e74\u9023\u7d9a\u3067\u9867\u5ba2\u5c0e\u5165\u6570No.1\u3092\u8a87\u308b\u59c9\u59b9\u88fd\u54c1blastmail\u306b\u3088\u3063\u3066\u69cb\u7bc9\u3055\u308c\u305f\u914d\u4fe1\u57fa\u76e4\u3092\u6d3b\u7528\u3057\u3001\u5404\u30e1\u30fc\u30eb\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3084\u643a\u5e2f\u30ad\u30e3\u30ea\u30a2\u30c9\u30e1\u30a4\u30f3\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u5927\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u901a\u3058\u3066\u884c\u3044\u3001\u65e5\u672c\u56fd\u5185\u3078\u9ad8\u901f\u304b\u306499\uff05\u4ee5\u4e0a\u306e\u9ad8\u3044\u30e1\u30fc\u30eb\u5230\u9054\u7387\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u3053\u306e\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u6708\u984d3,000\u5186\u304b\u3089\u5229\u7528\u53ef\u80fd\u3067\u3001\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u512a\u308c\u3001\u30e1\u30fc\u30eb\u30b5\u30dd\u30fc\u30c8\u3060\u3051\u3067\u306a\u304f\u65e5\u672c\u8a9e\u306e\u96fb\u8a71\u30b5\u30dd\u30fc\u30c8\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u7c21\u5358\u306b\u30c8\u30e9\u30a4\u30a2\u30eb\u3092\u958b\u59cb\u3067\u304d\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p><a href=\"https:\/\/blastengine.jp\/\">\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u3092\u7121\u6599\u3067\u8a66\u3057\u3066\u307f\u308b\uff1e<\/a><\/p>\r\n<h3>\u30b7\u30a7\u30a21\u4f4d\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u300c\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u300d\u306e\u6d3b\u7528<\/h3>\r\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-14488\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/07\/blastmail-top.jpg\" alt=\"\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u306e\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\" width=\"941\" height=\"483\" \/><\/p>\r\n<p>\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u306f\u3001\u524d\u8ff0\u306e\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u3068\u306f\u7570\u306a\u308a\u3001<strong>\u30e1\u30eb\u30de\u30ac\u914d\u4fe1\u3084\u5927\u91cf\u914d\u4fe1\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u306b\u7279\u5316<\/strong>\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u306f15\u5e74\u9023\u7d9a\u9867\u5ba2\u5c0e\u5165\u6570\u30671\u4f4d\u3092\u7372\u5f97\u3057\u3066\u304a\u308a\u3001\u76f4\u611f\u7684\u306a\u64cd\u4f5c\u6027\u3068\u3001\u512a\u308c\u305f\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u3042\u308a\u307e\u3059\u3002\u5e45\u5e83\u3044\u696d\u754c\u3084\u516c\u5171\u6a5f\u95a2\u304b\u3089\u306e\u652f\u6301\u3092\u53d7\u3051\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u30c4\u30fc\u30eb\u3068\u3057\u3066\u306e\u5730\u4f4d\u3092\u78ba\u7acb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8ab2\u984c\u3092\u62b1\u3048\u3066\u3044\u308b\u5834\u5408\u3001\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u306e\u4f7f\u7528\u3092\u691c\u8a0e\u3059\u3079\u304d\u3067\u3059\u3002<\/p>\r\n<div class=\"list04\">\r\n<ul>\r\n<li>\u914d\u4fe1\u3057\u305f\u30e1\u30eb\u30de\u30ac\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u3066\u3057\u307e\u3046<\/li>\r\n<li>\u5927\u91cf\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3044\u52b9\u7387\u304c\u60aa\u3044<\/li>\r\n<li>\u5b89\u304f\u3066\u4fe1\u983c\u3067\u304d\u308b\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u63a2\u3057\u3066\u3044\u308b<\/div><\/li>\r\n<\/ul>\r\n<p>SPF\u30fbDKIM\u306a\u3069\u3001Gmail\u306e\u9001\u4fe1\u8005\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u306e\u306f\u3082\u3061\u308d\u3093\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u5206\u3051\u306b\u3088\u308b\u30bb\u30b0\u30e1\u30f3\u30c8\u914d\u4fe1\u3001\u6210\u679c\u6e2c\u5b9a\u3001HTML\u30e1\u30fc\u30eb\u306e\u7de8\u96c6\u306a\u3069\u3001\u5fc5\u8981\u306a\u6a5f\u80fd\u3092\u4e00\u901a\u308a\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u6700\u3082\u30ea\u30fc\u30ba\u30ca\u30d6\u30eb\u306a\u30d7\u30e9\u30f3\u3067\u3042\u308c\u3070\u3001\u6708\u984d4,000\u5186\u672a\u6e80\u304b\u3089\u5229\u7528\u958b\u59cb\u3067\u304d\u307e\u3059\u3002<\/p>\r\n<p>\u305d\u306e\u30b7\u30f3\u30d7\u30eb\u3055\u3068\u4f4e\u4fa1\u683c\u304b\u3089\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u30c4\u30fc\u30eb\u306e\u4f7f\u7528\u304c\u521d\u3081\u3066\u306e\u65b9\u306b\u3082\u63a8\u5968\u3055\u308c\u307e\u3059\u3002\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u8208\u5473\u304c\u3042\u308c\u3070\u305c\u3072\u5229\u7528\u3092\u691c\u8a0e\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p><a href=\"https:\/\/blastmail.jp\/\">\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u3092\u7121\u6599\u3067\u8a66\u3057\u3066\u307f\u308b\uff1e<\/a><\/p>\r\n<h2>\u307e\u3068\u3081<\/h2>\r\n<p>\u4eca\u56de\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u308b3\u7a2e\u985e\u306e\u7406\u7531\u3068\u56de\u907f\u65b9\u6cd5\u3092\u304a\u4f1d\u3048\u3057\u307e\u3057\u305f\u3002\u6700\u3082\u7c21\u5358\u306a\u5bfe\u7b56\u306f\u30e1\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\r\n<p>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u306b\u4e00\u756a\u52b9\u679c\u7684\u306a\u300c\u914d\u4fe1\u74b0\u5883\u306e\u6700\u9069\u5316\u300d\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9ad8\u901f\u914d\u4fe1\u3068\u9ad8\u5230\u9054\u7387\u3092\u4e21\u7acb\u3057\u306a\u304c\u3089\u30e1\u30fc\u30eb\u914d\u4fe1\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\r\n<p>\u3082\u3057\u3001\u3042\u306a\u305f\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u306b\u60a9\u307e\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u4e00\u5ea6\u30e1\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3067\u306e\u914d\u4fe1\u3092\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002\u300c\u666e\u901a\u306b\u30e1\u30fc\u30eb\u3092\u9001\u308b\u5834\u5408\u3068\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3063\u305f\u5834\u5408\u306b\u3069\u306e\u3088\u3046\u306a\u5909\u5316\u304c\u3042\u308b\u306e\u304b\u300d\u306a\u3069\u3092\u5b9f\u969b\u306b\u914d\u4fe1\u30c6\u30b9\u30c8\u3057\u306a\u304c\u3089\u3001\u5c0e\u5165\u3057\u305f\u5834\u5408\u306e\u52b9\u679c\u3092\u78ba\u304b\u3081\u3066\u9802\u3051\u305f\u3089\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\r\n<p>\u307e\u305f\u3001\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u3084\u30e1\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u306b\u95a2\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u3082\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u4f75\u305b\u3066\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\r\n<p>\u95a2\u9023\u8a18\u4e8b\uff1a<a href=\"https:\/\/blastengine.jp\/blog_content\/mailrelay-service\/\" target=\"_blank\" rel=\"noopener\">\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u304a\u3059\u3059\u308110\u9078\uff01\u6bd4\u8f03\u306e\u30dd\u30a4\u30f3\u30c8\u3084\u9078\u3073\u65b9\u3001\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u3092\u5fb9\u5e95\u89e3\u8aac<\/a><\/p>\r\n<p>\u95a2\u9023\u8a18\u4e8b\uff1a<a 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>\r\n<p><!-- \/wp:paragraph --><\/p>\r\n<div class=\"blog-faq\"><h2 class=\"blog-faq__title\">FAQ<\/h2><dl class=\"blog-faq__list\"> <dt 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class=\"blog-faq__answer\">A\uff1asendmail\u30b3\u30de\u30f3\u30c9\u306f\u3001\u9001\u4fe1\u5143\u8a8d\u8a3c\uff08SPF\u3084DKIM\uff09\u306e\u8a2d\u5b9a\u304c\u4e0d\u5341\u5206\u306b\u306a\u308a\u3084\u3059\u304f\u3001\u307e\u305f\u5229\u7528\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u306e\u4fe1\u983c\u6027\uff08\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\uff09\u304c\u4f4e\u3044\u5834\u5408\u304c\u591a\u3044\u305f\u3081\u3067\u3059\u3002<strong>\u7279\u306b\u5171\u6709\u30b5\u30fc\u30d0\u30fc\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u4ed6\u306e\u5229\u7528\u8005\u306e\u5f71\u97ff\u3067IP\u30a2\u30c9\u30ec\u30b9\u304c\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u5165\u3063\u3066\u3044\u308b\u30ea\u30b9\u30af\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/strong><\/dd> <dt 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