{"id":18855,"date":"2025-03-13T11:30:19","date_gmt":"2025-03-13T02:30:19","guid":{"rendered":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=18855"},"modified":"2025-03-13T11:41:01","modified_gmt":"2025-03-13T02:41:01","slug":"%e3%83%a1%e3%83%bc%e3%83%ab%e3%81%ae%e9%85%8d%e4%bf%a1%e3%83%88%e3%83%a9%e3%83%96%e3%83%ab%e3%82%92%e9%98%b2%e3%81%90%ef%bc%81%e7%8b%ac%e8%87%aa%e3%83%89%e3%83%a1%e3%82%a4%e3%83%b3%e5%88%a9%e7%94%a8","status":"publish","type":"post","link":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=18855","title":{"rendered":"\u30e1\u30fc\u30eb\u306e\u914d\u4fe1\u30c8\u30e9\u30d6\u30eb\u3092\u9632\u3050\uff01\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u5229\u7528\uff0b\u9001\u4fe1\u8005\u8a8d\u8a3c\u306e\u3059\u3059\u3081"},"content":{"rendered":"

\"\u30e1\u30fc\u30eb\u306e\u914d\u4fe1\u30c8\u30e9\u30d6\u30eb\u3092\u9632\u3050\uff01\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u5229\u7528\uff0b\u9001\u4fe1\u8005\u8a8d\u8a3c\u306e\u3059\u3059\u3081\"<\/p>\n

\n

\u3053\u306e\u8a18\u4e8b\u306f Don’t Send Email From Domains You Don’t Control<\/a> \u306e\u6284\u8a33\u3067\u3059\u3002<\/p>\n<\/blockquote>\n

\u591a\u304f\u306eBtoB\u30b5\u30fc\u30d3\u30b9\u306b\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u5229\u7528\u8005\u306b\u4ee3\u308f\u3063\u3066\u30e1\u30fc\u30eb\u9001\u4fe1\u3059\u308b\u6a5f\u80fd\u304c\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u969b\u306b\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u304b\u3089\u306e\u30e1\u30fc\u30eb\u3067\u306f\u306a\u304f\u3001\u3042\u305f\u304b\u3082\u30b5\u30fc\u30d3\u30b9\u5229\u7528\u8005\u304b\u3089\u306e\u30e1\u30fc\u30eb\u3067\u3042\u308b\u3088\u3046\u306b\u898b\u305b\u304b\u3051\u307e\u3059\u3002<\/p>\n

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\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u7531\u306b\u6307\u5b9a\u3059\u308b\u5834\u5408\u306e\u554f\u984c\u70b9<\/h3>\n

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\u306a\u305c\u306a\u3089\u3001\u4ed6\u793e\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u8a50\u79f0\u3059\u308b\u3053\u3068\u306f\u3001\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u3001\u7279\u306b\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u306e\u5e38\u5957\u624b\u6bb5\u3060\u304b\u3089\u3067\u3059\u3002\u4f8b\u3048\u3070\u30b9\u30d1\u30de\u30fc\u306f\u3001Amazon\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u8a50\u79f0\u3057\u305f\u30e1\u30fc\u30eb\u3092\u672c\u7269\u306e\u30b5\u30fc\u30d3\u30b9\u304b\u3089\u9001\u3089\u308c\u305f\u3082\u306e\u3060\u3068\u53d7\u4fe1\u8005\u306b\u4fe1\u3058\u8fbc\u307e\u305b\u3001\u507d\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u30e1\u30fc\u30eb\u306e\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3055\u305b\u307e\u3059\u3002<\/p>\n

\u3088\u3063\u3066\u3001\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u3092\u81ea\u7531\u306b\u6307\u5b9a\u3057\u3066\u30e1\u30fc\u30eb\u9001\u4fe1\u3059\u308b\u3068\u3001\u30b9\u30d1\u30de\u30fc\u3068\u540c\u7b49\u306e\u884c\u70ba\u3068\u898b\u306a\u3055\u308c\u308b\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u65b9\u6cd5\u3092\u3069\u306e\u3088\u3046\u306b\u5909\u66f4\u3059\u308c\u3070\u3088\u3044\u304b<\/h3>\n

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DMARC\u306f\u30e1\u30fc\u30eb\u306e\u53d7\u4fe1\u8005\u3092\u4fdd\u8b77\u3059\u308b\u306b\u306f\u6709\u52b9\u306a\u624b\u6bb5\u3067\u3059\u304c\u3001\u305d\u306e\u5f37\u529b\u306a\u52b9\u529b\u306e\u3086\u3048\u3001\u6b63\u5f53\u306a\u30e1\u30fc\u30eb\u3082\u5c4a\u304b\u306a\u304f\u306a\u308b\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u8005\u306f\u9069\u5207\u306b\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u3092\u884c\u3044\u3001\u6b63\u5f53\u306a\u9001\u4fe1\u8005\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u304b\u3089\u306f\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n

\u73fe\u5728\u3001gmail.com\u3084outlook.com\u306a\u3069Web\u30e1\u30fc\u30eb\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u306b\u5207\u308a\u66ff\u3048\u307e\u3057\u3087\u3046\u3002Google\u3084Microsoft\u3001Yahoo!\u306a\u3069\u591a\u304f\u306e\u5229\u7528\u8005\u3092\u62b1\u3048\u308b\u30b5\u30fc\u30d3\u30b9\u3067\u306fDMARC\u30dd\u30ea\u30b7\u30fc\u306e\u53b3\u683c\u5316\u3092\u5b9f\u65bd\u307e\u305f\u306f\u4e88\u5b9a\u3057\u3066\u304a\u308a\u3001\u3053\u308c\u3089\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u9001\u4fe1\u5143\u3068\u3059\u308b\u30e1\u30fc\u30eb\u306f\u4eca\u5f8c\u5c4a\u304b\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u3059\u3067\u306b\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u9069\u5207\u306aDNS\u30ec\u30b3\u30fc\u30c9\u3092\u767b\u9332\u3059\u308b\u3053\u3068\u3067\u3001\u4eca\u5f8c\u3082\u30e1\u30fc\u30eb\u3092\u5c4a\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5192\u982d\u3067\u89e6\u308c\u305f\u3088\u3046\u306aBtoB\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528\u8005\u306b\u306f\u3001SPF\u3084DKIM\u7528\u306e\u30ec\u30b3\u30fc\u30c9\u3092DNS\u30b5\u30fc\u30d0\u306b\u767b\u9332\u3059\u308b\u3088\u3046\u306b\u4f9d\u983c\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u300cIP\u30a2\u30c9\u30ec\u30b9xx.xx.xx.xx\u306e\u30b5\u30fc\u30d0\u306b\u3001example.com\u304b\u3089\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u8a31\u53ef\u3059\u308b\u300d\u3053\u3068\u3001\u3064\u307e\u308a\u3001\u6b63\u5f53\u306a\u30e1\u30fc\u30eb\u3067\u3042\u308b\u3053\u3068\u3092\u5b9b\u5148\u30b5\u30fc\u30d0\u306b\u793a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\nTwilio SendGrid\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3059\u308b\u5834\u5408\u306f\u3001Domain Authentication<\/a>\u306b\u3088\u308a\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u306eSPF\u3084DKIM\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u304c\u3001BtoB\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528\u8005\u304c\u30c9\u30e1\u30a4\u30f3\u3084DNS\u306e\u4ed5\u7d44\u307f\u306b\u8a73\u3057\u304f\u306a\u3044\u5834\u5408\u306f\u3001DNS\u30ec\u30b3\u30fc\u30c9\u306e\u767b\u9332\u65b9\u6cd5\u304c\u5206\u304b\u3089\u305a\u306b\u6238\u60d1\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n

\u4ed6\u306e\u65b9\u6cd5\u3068\u3057\u3066\u3001BtoB\u30b5\u30fc\u30d3\u30b9\u306e\u904b\u55b6\u5143\u304c\u3001\u30c9\u30e1\u30a4\u30f3\u3084DNS\u30b5\u30fc\u30d3\u30b9\u3092\u30bb\u30c3\u30c8\u306b\u3057\u3066\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u904b\u55b6\u5143\u304c\u9867\u5ba2\u306b\u4ee3\u308f\u3063\u3066DNS\u30ec\u30b3\u30fc\u30c9\u3092\u767b\u9332\u3067\u304d\u308b\u306e\u304c\u30e1\u30ea\u30c3\u30c8\u3067\u3059\u3002\u307e\u305f\u3001DNSimple<\/a>\u306e\u3088\u3046\u306a\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u3068\u3001API\u7d4c\u7531\u3067DNS\u3092\u64cd\u4f5c\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u65e2\u5b58\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u4f7f\u3044\u305f\u3044\u5834\u5408\u306f\u3001\u79fb\u884c\u4f5c\u696d\u306e\u30b5\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n

Gmail\u304c\u9001\u4fe1\u8005\u5411\u3051\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>\u3092\u66f4\u65b0\u3057\u305f\u3088\u3046\u306b\u3001\u60aa\u610f\u306e\u3042\u308b\u9001\u4fe1\u8005\u304b\u3089\u53d7\u4fe1\u8005\u3092\u5b88\u308b\u305f\u3081\u306e\u5bfe\u7b56\u304c\u5404\u793e\u3067\u5f37\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6b63\u5f53\u306a\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u304f\u306a\u3089\u306a\u3044\u3088\u3046\u3001\u9069\u5207\u306b\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u30c8\u30ec\u30a4\u306b\u5c4a\u3051\u308b\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u5834\u5408\u306fEmail Deliverability Guide<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3053\u306e\u8a18\u4e8b\u306f Don’t Send Email From Domains You Don’t Control \u306e\u6284\u8a33\u3067\u3059\u3002 \u591a\u304f\u306eBtoB\u30b5\u30fc\u30d3\u30b9\u306b\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u5229\u7528\u8005\u306b\u4ee3\u308f\u3063\u3066\u30e1\u30fc\u30eb\u9001\u4fe1\u3059\u308b\u6a5f\u80fd\u304c\u5099 …\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":18856,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9,11],"tags":[],"class_list":["post-18855","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices","category-technical"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18855","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=18855"}],"version-history":[{"count":2,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18855\/revisions"}],"predecessor-version":[{"id":18858,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18855\/revisions\/18858"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/media\/18856"}],"wp:attachment":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18855"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18855"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}