{"id":3025,"date":"2015-05-15T12:29:06","date_gmt":"2015-05-15T03:29:06","guid":{"rendered":"https:\/\/ec2-54-238-200-5.ap-northeast-1.compute.amazonaws.com\/blog\/?p=3025"},"modified":"2026-02-03T17:18:16","modified_gmt":"2026-02-03T08:18:16","slug":"%e3%82%88%e3%81%8f%e3%81%82%e3%82%8b%e8%b3%aa%e5%95%8f-dkim%e7%b7%a8","status":"publish","type":"post","link":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3025","title":{"rendered":"\u3088\u304f\u3042\u308b\u8cea\u554f \u2013 DKIM\u7de8"},"content":{"rendered":"<p style=\"background-color: #ffffff; margin: 0; padding: 0;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-1522 noshadow\" style=\"margin: auto; display: block;\" alt=\"\u3088\u304f\u3042\u308b\u8cea\u554f - DKIM\u7de8\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2014\/07\/17671519_s.jpg\" height=\"300\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2014\/07\/17671519_s.jpg 450w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2014\/07\/17671519_s-150x150.jpg 150w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2014\/07\/17671519_s-300x300.jpg 300w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/p>\n<blockquote>\n<p>\u3053\u306e\u8a18\u4e8b\u306f<a href=\"https:\/\/sendgrid.com\/blog\/a-dkim-faq\/\" target=\"_blank\">A DKIM FAQ from SendGrid\u2019s Email Compliance Team <\/a> \u306e\u6284\u8a33\u3067\u3059\u3002<\/p>\n<\/blockquote>\n<p>\u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u3001\u983b\u5ea6\u3001\u9001\u4fe1\u5148\u3001\u305d\u3057\u3066\u5185\u5bb9\u3002\u3053\u308c\u3089\u306f\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u5230\u9054\u6027\u3092\u6539\u5584\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308a\u307e\u3059\u3002\u4eca\u56de\u306f\u3001\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u6280\u8853\u306e\u4e00\u3064\u3067\u3042\u308bDKIM\uff08\u30c7\u30a3\u30fc\u30ad\u30e0\uff09\u306b\u3064\u3044\u3066\u3001\u3088\u304f\u3042\u308b\u8cea\u554f\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p><!--more--><\/p>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>DKIM\u3068\u306f\uff1f<\/strong><\/h4>\n<ul style=\"background-image: none; list-style-type: disc; margin-left: 40px;\">\n<li style=\"background-image: none;\">DKIM\u306f <span style=\"text-decoration: underline;\"><strong>D<\/strong><\/span>omain <span style=\"text-decoration: underline;\"><strong>K<\/strong><\/span>eys <span style=\"text-decoration: underline;\"><strong>I<\/strong><\/span>dentified <span style=\"text-decoration: underline;\"><strong>M<\/strong><\/span>ail \u306e\u7565\u3067\u3059\u3002<\/li>\n<li style=\"background-image: none;\">Cisco\u3068Yahoo!\u306b\u3088\u308a\u958b\u767a\u3055\u308c\u305f\u6697\u53f7\u5316\u6280\u8853\u3067\u3059\u3002<\/li>\n<li style=\"background-image: none;\">DKIM\u306f\u7b2c\u4e8c\u4e16\u4ee3\u306e\u6280\u8853\u3067\u3042\u308a\u3001Domain Keys \u3068\u3044\u3046\u6280\u8853\u304c\u3082\u3068\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\n<li style=\"background-image: none;\">\u9001\u4fe1\u8005\u306f\u3001\u53d7\u4fe1\u8005\u304c\u30e1\u30fc\u30eb\u306e\u6539\u3056\u3093\u3084\u3001\u306a\u308a\u3059\u307e\u3057\u306e\u6709\u7121\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u516c\u958b\u9375\u3092\u767a\u884c\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>DKIM\u306f\u3069\u3046\u6a5f\u80fd\u3059\u308b\u306e\u3067\u3059\u304b\uff1f<\/strong><\/h4>\n<ul style=\"background-image: none; list-style-type: disc; margin-left: 40px;\">\n<li style=\"background-image: none;\">\u9001\u4fe1\u8005\u306f\u79d8\u5bc6\u9375\u3092\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306b\u767b\u9332\u3057\u307e\u3059\u3002\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306f\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b\u969b\u3001\u3053\u306e\u79d8\u5bc6\u9375\u3092\u7528\u3044\u3066\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u7f72\u540d\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n<li style=\"background-image: none;\">\u53d7\u4fe1\u5074\u306e\u30b5\u30fc\u30d0\u306f\u3001DNS\u30ec\u30b3\u30fc\u30c9\uff08 &lt;\u30bb\u30ec\u30af\u30bf&gt;._domainkey.&lt;\u30c9\u30e1\u30a4\u30f3\u540d&gt; \u306eTXT\u30ec\u30b3\u30fc\u30c9\uff09\u306b\u767b\u9332\u3055\u308c\u305f\u516c\u958b\u9375\u3092\u7528\u3044\u3066\u3001\u9001\u4fe1\u8005\u304c\u8ffd\u52a0\u3057\u305f\u7f72\u540d\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p style=\"margin-bottom: 0px; padding: 0;\">\n<img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2016\/09\/1f4815d36a36fa914b05ccb4be9c7968.png\" alt=\"\u56f31 \u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u30a4\u30e1\u30fc\u30b8\" width=\"100%\" class=\"alignnone size-full wp-image-6496\" style=\"margin-bottom:0;\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2016\/09\/1f4815d36a36fa914b05ccb4be9c7968.png 1158w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2016\/09\/1f4815d36a36fa914b05ccb4be9c7968-300x206.png 300w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2016\/09\/1f4815d36a36fa914b05ccb4be9c7968-768x529.png 768w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2016\/09\/1f4815d36a36fa914b05ccb4be9c7968-1024x705.png 1024w\" sizes=\"(max-width: 1158px) 100vw, 1158px\" \/><\/p>\n<p style=\"text-align: center;\">\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u30a4\u30e1\u30fc\u30b8\uff08<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=1722\" target=\"_blank\">Email Deliverability Guide<\/a> p12\u3088\u308a\uff09<\/p>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>DKIM\u3092\u5229\u7528\u3059\u308b\u4e0a\u3067\u6c17\u3092\u4ed8\u3051\u308b\u3079\u304d\u3053\u3068\u306f\uff1f<\/strong><\/h4>\n<ul style=\"background-image: none; list-style-type: disc; margin-left: 40px;\">\n<li style=\"background-image: none;\">DKIM\u306e\u7f72\u540d\u306f\u30e1\u30fc\u30eb\u9001\u4fe1\u524d\u306e\u6700\u5f8c\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u884c\u3046\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002DKIM\u306e\u7f72\u540d\u5f8c\u306b\u3001\u672c\u6587\u3084\u30e1\u30fc\u30eb\u30d8\u30c3\u30c0\u306b\u5909\u66f4\u304c\u52a0\u3048\u3089\u308c\u308b\u3068DKIM\u306e\u8a8d\u8a3c\u306f\u5931\u6557\u3057\u307e\u3059\u3002<\/li>\n<li style=\"background-image: none;\">\u30d8\u30c3\u30c0\u3001\u3082\u3057\u304f\u306f\u30d8\u30c3\u30c0\u3068\u30dc\u30c7\u30a3\u4e21\u65b9\u3092\u5bfe\u8c61\u3068\u3057\u3066\u7f72\u540d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Gmail\u3067\u306f\u4e21\u65b9\u3092\u5bfe\u8c61\u3068\u3057\u3066\u7f72\u540d\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li style=\"background-image: none;\">Yahoo! \u306e<a title=\"\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=658#feedback-loop\" target=\"_blank\">\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7<\/a>\u306f\u3001DKIM\u7f72\u540d\u3092\u7528\u3044\u3066\u3044\u307e\u3059\uff08\u7f72\u540d\u306e\u4e00\u90e8\u3092\u9001\u4fe1\u8005\u306e\u6b63\u5f53\u6027\u691c\u8a3c\u306b\u5229\u7528\uff09\u3002DKIM\uff08\u3082\u3057\u304f\u306f Domain Keys\uff09\u3092\u4f7f\u3063\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001Yahoo! \u306e \u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\u3092\u5229\u7528\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<li style=\"background-image: none;\">SendGrid\u3067\u306fDKIM\u306f\u81ea\u52d5\u7684\u306b\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>SPF\u3068DKIM\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h4>\n<p><a title=\"SPF\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3509\" target=\"_blank\">SPF<\/a>\u306f\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u306e\u6b63\u5f53\u6027\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3001DKIM\u306f\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u304c\u30aa\u30ea\u30b8\u30ca\u30eb\u3068\u540c\u4e00\u3067\u3042\u308b\u3053\u3068\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>\u306a\u305cSPF\u3068DKIM\u306e\u4e21\u65b9\u304c\u5fc5\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/strong><\/h4>\n<p>SPF\u3068DKIM\u3069\u3061\u3089\u304b\u4e00\u65b9\u3067\u306f\u5b8c\u5168\u306a\u5b89\u5168\u6027\u304c\u78ba\u4fdd\u3067\u304d\u306a\u3044\u304b\u3089\u3067\u3059\u3002SPF\u3067\u306f\u5185\u5bb9\u306e\u4fdd\u8a3c\u306f\u3067\u304d\u307e\u305b\u3093\u3057\u3001DKIM\u3067\u306f\u9001\u4fe1\u5143\u306e\u6b63\u5f53\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>DMARC\u306fSPF\u3084DKIM\u3068\u3069\u306e\u3088\u3046\u306b\u95a2\u4fc2\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/strong><\/h4>\n<p><a title=\"DMARC\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3137\" target=\"_blank\">DMARC<\/a>\u306f\u3001SPF\u3084DKIM\u306b\u3088\u308a\u30d6\u30ed\u30c3\u30af\u3055\u308c\u305f\u30e1\u30fc\u30eb\u306e\u6271\u3044\u3092\u898f\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>DKIM\u306b\u3064\u3044\u3066\u5b66\u3079\u308b\u30b5\u30a4\u30c8\u3084\u60c5\u5831\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/strong><\/h4>\n<p><a href=\"http:\/\/dkimcore.org\/tools\/keycheck.html\" target=\"_blank\">http:\/\/dkimcore.org\/tools\/keycheck.html<\/a> \u3084 <a href=\"http:\/\/www.dkim.org\/\" target=\"_blank\">http:\/\/www.dkim.org\/<\/a> \u3092 \u30c1\u30a7\u30c3\u30af\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002SendGrid\u3067\u306eDKIM, SPF, DMARC\u306e\u8a73\u3057\u3044\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3001SendGrid\u30b5\u30dd\u30fc\u30c8\u307e\u3067<a href=\"https:\/\/sendgrid.kke.co.jp\/?p=support.index\" target=\"_blank\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a>\u304f\u3060\u3055\u3044\u3002<\/p>\n<div style=\"clear: both; width: auto; height: 20px;\"><\/div>\n<h4><strong>\u53c2\u8003<\/strong><\/h4>\n<ul style=\"background-image: none; list-style-type: disc; margin-left: 40px;\">\n<li style=\"background-image: none;\"><a title=\"DKIM\u3068\u306f\uff1f\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2044\" target=\"_blank\">DKIM\u3068\u306f\uff1f<\/a><\/li>\n<li style=\"background-image: none;\"><a title=\"DKIM\u5bfe\u5fdc\u306e\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b\u306b\u306f\uff1f\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2089\" target=\"_blank\">DKIM\u5bfe\u5fdc\u306e\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b\u306b\u306f\uff1f<\/a><\/li>\n<li style=\"background-image: none;\"><a title=\"SPF\u3068\u306f\uff1f\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3509\" target=\"_blank\">\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u3092\u8a8d\u8a3c\u3059\u308b\u305f\u3081\u306eSPF\u30ec\u30b3\u30fc\u30c9\u306b\u8a73\u3057\u304f\u306a\u308d\u3046<\/a><\/li>\n<li style=\"background-image: none;\"><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3137\" target=\"_blank\">DMARC\u3068\u306f\uff1f\u30ec\u30b3\u30fc\u30c9\u306e\u8aad\u307f\u65b9\u3084\u5bfe\u5fdc\u65b9\u6cd5\u3092\u89e3\u8aac<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u306fA DKIM FAQ from SendGrid\u2019s Email Compliance Team \u306e\u6284\u8a33\u3067\u3059\u3002 \u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u3001\u983b\u5ea6\u3001\u9001\u4fe1\u5148\u3001\u305d\u3057\u3066\u5185\u5bb9\u3002\u3053\u308c\u3089\u306f\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u5230\u9054\u6027\u3092\u6539\u5584\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8 <a class=\"read-more\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3025\">&#8230;\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":1522,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-3025","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3025"}],"version-history":[{"count":8,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3025\/revisions"}],"predecessor-version":[{"id":19946,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3025\/revisions\/19946"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/media\/1522"}],"wp:attachment":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3025"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3025"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}