{"id":15751,"date":"2022-08-25T11:27:47","date_gmt":"2022-08-25T02:27:47","guid":{"rendered":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=15751"},"modified":"2025-10-10T17:47:34","modified_gmt":"2025-10-10T08:47:34","slug":"%e5%b0%82%e9%96%80%e5%ae%b6%e3%81%8c%e8%aa%9e%e3%82%8b%ef%bc%81%e3%83%a1%e3%83%bc%e3%83%ab%e5%88%b0%e9%81%94%e6%80%a7%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6%e7%9f%a5%e3%81%a3%e3%81%a6%e3%81%8a%e3%81%8f","status":"publish","type":"post","link":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=15751","title":{"rendered":"\u5c02\u9580\u5bb6\u304c\u8a9e\u308b\uff01\u30e1\u30fc\u30eb\u5230\u9054\u6027\u306b\u3064\u3044\u3066\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u3053\u3068"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/20220825_blog.png\" alt=\"\u5c02\u9580\u5bb6\u304c\u8a9e\u308b\uff01\u30e1\u30fc\u30eb\u5230\u9054\u6027\u306b\u3064\u3044\u3066\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u3053\u3068\" width=\"100%\" class=\"aligncenter size-full wp-image-15752\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/20220825_blog.png 650w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/20220825_blog-300x185.png 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/p>\n<blockquote>\n<p>\u3053\u306e\u8a18\u4e8b\u306f <a href=\"https:\/\/sendgrid.com\/blog\/isp-panel-tips-for-email-senders\/\" target=\"_blank\">ISP Panel: What We Learned About Sender Reputation, Spam and the Impact of Apple\u2019s MPP<\/a> \u306e\u6284\u8a33\u3067\u3059\u3002<\/p>\n<\/blockquote>\n<p>\u300c\u30e1\u30fc\u30eb\u304c\u5b9b\u5148\u306b\u5c4a\u304f\u3053\u3068\u300d\u306f\u3001\u9001\u4fe1\u8005\u306b\u3068\u3063\u3066\u6700\u3082\u91cd\u8981\u3067\u3059\u3002\u30e1\u30fc\u30eb\u304c\u53d7\u4fe1\u30c8\u30ec\u30a4\u306b\u5c4a\u304b\u306a\u3044\u3068\u3001\u53d7\u4fe1\u8005\u306f\u304a\u3059\u3059\u3081\u5546\u54c1\u3084\u30a4\u30d9\u30f3\u30c8\u306a\u3069\u306e\u60c5\u5831\u3092\u53d7\u3051\u53d6\u308c\u306a\u304f\u306a\u308a\u3001\u4f01\u696d\u306b\u3068\u3063\u3066\u6a5f\u4f1a\u640d\u5931\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u6700\u8fd1\u884c\u308f\u308c\u305f\u7c73\u56fdTwilio SendGrid\u306e\u30a6\u30a7\u30d3\u30ca\u30fc\u3067\u306f\u3001\u30a4\u30f3\u30dc\u30c3\u30af\u30b9\u30fb\u30d7\u30ed\u30d0\u30a4\u30c0\u304b\u3089\u8b58\u8005\u3092\u62db\u5f85\u3057\u3001\u30e1\u30fc\u30eb\u306b\u95a2\u3059\u308b\u8fd1\u5e74\u306e\u52d5\u5411\u3068\u5230\u9054\u7387\u5411\u4e0a\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u304a\u8a71\u3092\u4f3a\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u30d1\u30cd\u30ea\u30b9\u30c8\u306f\u4ee5\u4e0b\u306e3\u540d\u3067\u3059\u3002<\/p>\n<ul>\n<li>Annalivia Ford\u6c0f\uff1aSpamhaus\u793e\u306e Email, Anti-Spam &#038; Deliverability \u62c5\u5f53<\/li>\n<li>Marcel Becker\u6c0f\uff1a\u7c73\u56fdYahoo!\u793e\u306e Product Management \u62c5\u5f53\u30b7\u30cb\u30a2\u30c7\u30a3\u30ec\u30af\u30bf\u30fc<\/li>\n<li>Jaren Angerbauer\u6c0f\uff1aProofpoint\u793e\u306e Postmaster &#038; Deliverability \u62c5\u5f53\u30de\u30cd\u30fc\u30b8\u30e3\u30fc<\/li>\n<\/ul>\n<p>\u5f7c\u3089\u306f\u3001\u9001\u4fe1\u8005\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3001\u8fd1\u5e74\u306e\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u624b\u53e3\u3001Apple\u793e\u306e<a href=\"https:\/\/support.apple.com\/ja-jp\/guide\/iphone\/iphf084865c7\/ios\" rel=\"noopener\" target=\"_blank\">\u30e1\u30fc\u30eb\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u4fdd\u8b77\u6a5f\u80fd<\/a>\u306a\u3069\u306b\u95a2\u308f\u308b\u591a\u304f\u306e\u7591\u554f\u306b\u7b54\u3048\u3066\u304f\u308c\u307e\u3057\u305f\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u3078\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3084\u8cea\u7591\u5fdc\u7b54\u306e\u5185\u5bb9\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/1.png\" alt=\"\u672c\u8a18\u4e8b\u3067\u306f\u3001\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u3078\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3084\u8cea\u7591\u5fdc\u7b54\u306e\u5185\u5bb9\u3092\u307e\u3068\u3081\u307e\u3057\u305f\" width=\"100%\" class=\"aligncenter size-full wp-image-15758\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/1.png 720w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/1-300x275.png 300w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/p>\n<h3>1. \u826f\u597d\u306a\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7bc9\u304f<\/h3>\n<p>Angerbauer\u6c0f\u306b\u3088\u308b\u3068\u3001Proofpoint\u7b49\u306e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30ed\u30d0\u30a4\u30c0\u304c\u30e1\u30fc\u30eb\u306e\u6b63\u5f53\u6027\u3092\u5224\u65ad\u3059\u308b\u969b\u3001\u4ee5\u4e0b\u306e\u8981\u7d20\u304c\u6700\u91cd\u8981\u8996\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=14407\" rel=\"noopener\" target=\"_blank\">IP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3<\/a><\/li>\n<li>\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\uff08\u77e5\u540d\u5ea6\u306e\u9ad8\u3055\u3084Web\u4e0a\u306b\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\uff09<\/li>\n<\/ul>\n<p>\u3067\u306f\u3001\u65b0\u3057\u3044\u30c9\u30e1\u30a4\u30f3\u3084IP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3063\u3066\u9001\u4fe1\u3059\u308b\u5834\u5408\u3001\u3069\u3046\u3059\u308c\u3070\u7740\u5b9f\u306b\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4e0a\u3052\u3089\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u307e\u305f\u3001\u3069\u3046\u3059\u308c\u3070\u826f\u597d\u306a\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7dad\u6301\u3067\u304d\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002Becker\u6c0f\u66f0\u304f\u3001\u6700\u5584\u306e\u65b9\u6cd5\u306f\u300c\u30e6\u30fc\u30b6\u304c\u671b\u3080\u30e1\u30fc\u30eb\u3092\u9001\u308b\u3053\u3068\u300d\u3067\u3059\u3002<\/p>\n<p>\u591a\u304f\u306e\u53d7\u4fe1\u8005\u304c\u30e1\u30fc\u30eb\u3092\u30b9\u30d1\u30e0\u3068\u3057\u3066\u30de\u30fc\u30af\u3059\u308c\u3070\u3001\u30a4\u30f3\u30dc\u30c3\u30af\u30b9\u30fb\u30d7\u30ed\u30d0\u30a4\u30c0\u306f\u3042\u306a\u305f\u306e\u30e1\u30fc\u30eb\u304c\u671b\u307e\u308c\u3066\u3044\u306a\u3044\u3082\u306e\u3067\u3042\u308b\u3068\u5224\u65ad\u3057\u307e\u3059\u3002\u7d50\u679c\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u4e0b\u304c\u308a\u3001\u30e1\u30fc\u30eb\u306f\u30b9\u30d1\u30e0\u30d5\u30a9\u30eb\u30c0\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u3054\u81ea\u8eab\u306e\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=11000\" rel=\"noopener\" target=\"_blank\">\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb<\/a>\u3067\u8abf\u3079\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30a2\u30ab\u30a6\u30f3\u30c8\u3068\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4fdd\u8b77\u306b\u5f79\u7acb\u3064<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=13129\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/fb83595cca2c52d03f7de63768af621b.png\" alt=\"\u826f\u597d\u306a\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7bc9\u304f\" width=\"100%\" class=\"aligncenter size-full wp-image-15764\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/fb83595cca2c52d03f7de63768af621b.png 667w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/fb83595cca2c52d03f7de63768af621b-300x188.png 300w\" sizes=\"(max-width: 667px) 100vw, 667px\" \/><\/p>\n<h3>2. \u914d\u4fe1\u505c\u6b62\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3046<\/h3>\n<p>\u30e1\u30eb\u30de\u30ac\u306e\u8cfc\u8aad\u8005\u3092\u5931\u3044\u305f\u3044\u4eba\u306f\u3044\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u8cfc\u8aad\u89e3\u9664\u306b\u5fdc\u3058\u306a\u3044\u3068\u53d7\u4fe1\u8005\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u5831\u544a\u3092\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u60aa\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u8cfc\u8aad\u3092\u671b\u3080\u4eba\u3005\u306b\u3082\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u304f\u306a\u308b\u3088\u308a\u3001\u95a2\u5fc3\u306e\u4f4e\u3044\u53d7\u4fe1\u8005\u3092\u5931\u3046\u307b\u3046\u304c\u307e\u3057\u3068\u3044\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>Angerbauer\u6c0f\u306f\u3001Proofpoint\u304c\u6b63\u5f53\u306a\u30e1\u30fc\u30eb\u307e\u3067\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3053\u3068\u306f\u671b\u3093\u3067\u3044\u306a\u3044\u3068\u8a9e\u308a\u307e\u3057\u305f\u3002\u5168\u3066\u306e\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30e1\u30fc\u30eb\u306b\u914d\u4fe1\u505c\u6b62\u30ea\u30f3\u30af\u3092\u5165\u308c\u308b\u3001\u914d\u4fe1\u505c\u6b62\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u306f\u901f\u3084\u304b\u306b\u5bfe\u5fdc\u3059\u308b\u306a\u3069\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=10712\" rel=\"noopener\" target=\"_blank\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>\u3092\u5b9f\u8df5\u3057\u3066\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3055\u308c\u306a\u3044\u3088\u3046\u52aa\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/3.png\" alt=\"\u914d\u4fe1\u505c\u6b62\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3046\" width=\"100%\" class=\"aligncenter size-full wp-image-15756\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/3.png 720w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/3-300x275.png 300w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/p>\n<h3>3. Spamhaus\u306e\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u3066\u3057\u307e\u3063\u305f\u6642\u306e\u5bfe\u51e6\u6cd5<\/h3>\n<p>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u9075\u5b88\u3057\u3066\u3044\u3066\u3082\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u308b\u53ef\u80fd\u6027\u306f\u30bc\u30ed\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002DNS\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\uff08DNSBL)\u306b\u767b\u9332\u3055\u308c\u305f\u6642\u306e\u5bfe\u5fdc\u3068\u3001\u524a\u9664\u3057\u3066\u3082\u3089\u3046\u305f\u3081\u306e\u30d2\u30f3\u30c8\u3092Ford\u6c0f\u304c\u6559\u3048\u3066\u304f\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u30de\u30eb\u30a6\u30a7\u30a2\u3084\u30dc\u30c3\u30c8\u306b\u611f\u67d3\u3057\u305f\u3053\u3068\u304c\u539f\u56e0\u3067<a href=\"https:\/\/www.spamhaus.org\/xbl\/?__cf_chl_tk=DZLlN28TdFNhk7102bvH1Kry1yNB5PuFwBFT9296FtI-1657260688-0-gaNycGzNCSU\" rel=\"noopener\" target=\"_blank\">exploits blocklist<\/a>\u306b\u767b\u9332\u3055\u308c\u305f\u5834\u5408\u3001\u89e3\u6c7a\u7b56\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002\u30de\u30eb\u30a6\u30a7\u30a2\u7b49\u3092\u9664\u53bb\u3057\u3001Spamhaus\u306b\u9023\u7d61\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u4f4e\u3044\u3053\u3068\u304c\u539f\u56e0\u3067<a href=\"https:\/\/www.spamhaus.org\/dbl\/\" rel=\"noopener\" target=\"_blank\">domain blocklist<\/a>\u306b\u767b\u9332\u3055\u308c\u305f\u5834\u5408\u306f\u3001\u3042\u3063\u3055\u308a\u89e3\u6c7a\u3068\u306f\u3044\u304d\u307e\u305b\u3093\u3002Spamhaus\u306b\u524a\u9664\u3092\u4f9d\u983c\u3059\u308b\u524d\u306b\u3001\u4ee5\u4e0b\u306e\u9805\u76ee\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>WHOIS\u306f\u304d\u3061\u3093\u3068\u8a2d\u5b9a\u3057\u3066\u3042\u308a\u307e\u3059\u304b\uff1fWHOIS\u3068\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u30c9\u30e1\u30a4\u30f3\u306e\u6240\u6709\u8005\u3068\u305d\u306e\u9023\u7d61\u5148\u3092\u53c2\u7167\u3067\u304d\u308b\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002\u6b63\u5f53\u306a\u7d44\u7e54\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u305f\u3081\u306b\u3001\u5fc5\u305aWHOIS\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u4f4e\u984d\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3063\u3066\u3044\u307e\u305b\u3093\u304b\uff1f\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3044\u308b\u30c9\u30e1\u30a4\u30f3\u3068IP\u30a2\u30c9\u30ec\u30b9\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u3042\u306a\u305f\u306eIP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u60aa\u5f71\u97ff\u3092\u4e0e\u3048\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/li>\n<li>\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u614e\u91cd\u306b\u69cb\u7bc9\u3057\u3001\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u5b88\u308a\u307e\u3057\u305f\u304b\uff1f\u65b0\u3057\u3044\u30c9\u30e1\u30a4\u30f3\u3084IP\u30a2\u30c9\u30ec\u30b9\u306b\u306f\u6700\u521d\u306f\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u6642\u9593\u3092\u304b\u3051\u3066\u5411\u4e0a\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u306f\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f\u8a73\u3057\u3044\u65b9\u6cd5\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=879\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u9867\u5ba2\u304b\u3089\u96c6\u3081\u305f\u30c7\u30fc\u30bf\u3092\u898b\u76f4\u3057\u3001\u5b9a\u671f\u7684\u306b<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=11941\" rel=\"noopener\" target=\"_blank\">\u5b9b\u5148\u30ea\u30b9\u30c8\u306e\u30af\u30ea\u30fc\u30cb\u30f3\u30b0<\/a>\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<li>\u5b9b\u5148\u30ea\u30b9\u30c8\u3092\u696d\u8005\u304b\u3089\u8cfc\u5165\u3057\u3066\u3044\u307e\u305b\u3093\u304b\uff1f\u3053\u308c\u306fNG\u884c\u70ba\u3067\u3042\u308a\u3001\u305f\u3068\u3048\u30e1\u30fc\u30eb\u9001\u4fe1\u3057\u3066\u3082\u3042\u3063\u3068\u3044\u3046\u9593\u306b\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u63b2\u8f09\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u305f\u539f\u56e0\u3092\u7279\u5b9a\u3057\u3001\u305d\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3057\u305f\u3089\u3001<a href=\"https:\/\/check.spamhaus.org\/\" rel=\"noopener\" target=\"_blank\">Spamhaus<\/a>\u306b\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\u304b\u3089\u306e\u524a\u9664\u3092\u4f9d\u983c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/cf0cd4d49a73722d7a8b9abf5ad4f3e8.png\" alt=\"Spamhaus\u306e\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u3066\u3057\u307e\u3063\u305f\u6642\u306e\u5bfe\u51e6\u6cd5\" width=\"100%\" class=\"aligncenter size-full wp-image-15763\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/cf0cd4d49a73722d7a8b9abf5ad4f3e8.png 643w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/cf0cd4d49a73722d7a8b9abf5ad4f3e8-300x205.png 300w\" sizes=\"(max-width: 643px) 100vw, 643px\" \/><\/p>\n<h3>4. \u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u65b0\u3057\u3044\u624b\u53e3\u306b\u5f15\u3063\u304b\u304b\u3089\u306a\u3044\u305f\u3081\u306b<\/h3>\n<p>Spamhaus\u793e\u304c\u8fd1\u9803\u3088\u304f\u76ee\u306b\u3059\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u624b\u53e3\u3068\u305d\u306e\u56de\u907f\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3001Ford\u6c0f\u304c\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u8fd1\u5e74\u3001\u5bb6\u5ead\u7528\u306e\u30d7\u30ed\u30ad\u30b7\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u9001\u3089\u308c\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u304c\u6025\u5897\u3057\u3066\u3044\u307e\u3059\u3002\u4e0d\u6b63\u306a\u30a2\u30d7\u30ea\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u7b49\u306b\u3088\u308a\u500b\u4eba\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u4e57\u3063\u53d6\u3089\u308c\u3001\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u8e0f\u307f\u53f0\u306b\u3055\u308c\u308b\u306e\u3067\u3059\u3002\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u88fd\u306e\u30a2\u30d7\u30ea\u306b\u306f\u3001\u4f7f\u7528\u8a31\u8afe\u66f8\u306e\u76ee\u7acb\u305f\u306a\u3044\u5834\u6240\u306b\u63a5\u7d9a\u306e\u5171\u6709\u306b\u95a2\u3057\u3066\u66f8\u304b\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u30a2\u30d7\u30ea\u306e\u5229\u7528\u306f\u907f\u3051\u3001\u30c7\u30d0\u30a4\u30b9\u3092\u5b89\u5168\u306b\u4fdd\u3061\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>Ford\u6c0f\u66f0\u304f\u3001\u7121\u6599\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u914d\u4fe1\u3084\u30c1\u30e3\u30f3\u30cd\u30eb\u30ed\u30c3\u30af\u306e\u89e3\u9664\u306a\u3069\u3001\u3046\u307e\u3059\u304e\u308b\u8a71\u306b\u306f\u98db\u3073\u3064\u304b\u306a\u3044\u3053\u3068\u304c\u9244\u5247\u3067\u3059\u3002\u30a2\u30d7\u30ea\u304c\u516c\u5f0f\u30b9\u30c8\u30a2\uff08Google Play \u30b9\u30c8\u30a2\u3084App Store\u306a\u3069\uff09\u3067\u516c\u958b\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u4f55\u304b\u7406\u7531\u304c\u3042\u308b\u3068\u8003\u3048\u307e\u3057\u3087\u3046\u3002\u307e\u305f\u3001IoT\u306e\u30c9\u30a2\u30d9\u30eb\u3084\u30ea\u30e2\u30b3\u30f3\u306a\u3069\u3082\u3001\u30b9\u30de\u30fc\u30c8\u30c7\u30d0\u30a4\u30b9\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u969b\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/5.png\" alt=\"\u8ff7\u60d1\u30e1\u30fc\u30eb\u306e\u65b0\u3057\u3044\u624b\u53e3\u306b\u5f15\u3063\u304b\u304b\u3089\u306a\u3044\u305f\u3081\u306b\" width=\"100%\" class=\"aligncenter size-full wp-image-15754\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/5.png 720w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/5-300x275.png 300w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/p>\n<h3>5. \u30cd\u30ac\u30c6\u30a3\u30d6\u306a\u30b5\u30a4\u30f3\u3068\u30af\u30ea\u30c3\u30af\u6570\u3092\u8ffd\u8de1\u3057\u3001\u30e6\u30fc\u30b6\u306e\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u3092\u8a08\u6e2c\u3059\u308b<\/h3>\n<p>2021\u5e749\u6708\u3001Apple\u793e\u306f\u30e1\u30fc\u30eb\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u4fdd\u8b77\u6a5f\u80fd\u3092\u30ea\u30ea\u30fc\u30b9\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u304c\u30e1\u30fc\u30eb\u306e\u30a4\u30d9\u30f3\u30c8\u8a08\u6e2c\u306b\u3069\u306e\u3088\u3046\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u304b\u3001\u591a\u304f\u306e\u30de\u30fc\u30b1\u30bf\u30fc\u304c\u6ce8\u76ee\u3057\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>Apple\u306e\u30e1\u30fc\u30eb\u30a2\u30d7\u30ea\u5229\u7528\u8005\u306f\u3001\u672c\u6a5f\u80fd\u3092\u6709\u52b9\u5316\u3059\u308b\u3053\u3068\u3067\u30e1\u30fc\u30eb\u304cApple\u793e\u306e\u30b5\u30fc\u30d0\u5074\u3067\u6a5f\u68b0\u7684\u306b\u958b\u5c01\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u30a2\u30af\u30bb\u30b9\u5143IP\u30a2\u30c9\u30ec\u30b9\u304c\u79d8\u533f\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u8005\u306b\u3068\u3063\u3066\u6b63\u78ba\u306a\u958b\u5c01\u30c7\u30fc\u30bf\u306e\u691c\u77e5\u306f\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3053\u3068\u304b\u3089\u3001Becker\u6c0f\u306f\u4ee5\u4e0b\u306e\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3648\" rel=\"noopener\" target=\"_blank\">\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7<\/a>\u3084<a href=\"https:\/\/sendgrid.kke.co.jp\/docs\/API_Reference\/SMTP_API\/errors_and_troubleshooting.html\" rel=\"noopener\" target=\"_blank\">SMTP\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/a>\u306a\u3069\u306e\u30cd\u30ac\u30c6\u30a3\u30d6\u30b5\u30a4\u30f3\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u914d\u4fe1\u3067\u554f\u984c\u304c\u751f\u3058\u305f\u969b\u3001\u3059\u3050\u306b\u6c17\u4ed8\u3051\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u4fdd\u8b77\u6a5f\u80fd\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306a\u3044<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=15357\" rel=\"noopener\" target=\"_blank\">\u30af\u30ea\u30c3\u30af\u7387<\/a>\u3092\u8ffd\u3046\u3053\u3068\u3067\u3001\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u306e\u628a\u63e1\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<p>\u30e1\u30fc\u30eb\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u4fdd\u8b77\u6a5f\u80fd\u306e\u8a73\u7d30\u3068\u305d\u306e\u5f71\u97ff\u306b\u95a2\u3057\u3066\u306f\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=14706\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002Twilio SendGrid\u3067\u306f\u3001\u201csg_machine_open\u201d\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4f7f\u3063\u3066\u6a5f\u68b0\u7684\u958b\u5c01\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8a73\u7d30\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=14714#:~:text=%E3%81%A7%E3%81%8D%E3%82%8B%E3%81%A7%E3%81%97%E3%82%87%E3%81%86%E3%80%82-,%E5%AF%BE%E5%BF%9C%E3%82%92%E8%80%83%E3%81%88%E3%82%88%E3%81%86,-%E5%BD%B1%E9%9F%BF%E7%AF%84%E5%9B%B2%E3%82%92\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/43594be0cded580c953bb7996a6f27c6.png\" alt=\"\u30cd\u30ac\u30c6\u30a3\u30d6\u306a\u30b5\u30a4\u30f3\u3068\u30af\u30ea\u30c3\u30af\u6570\u3092\u8ffd\u8de1\u3057\u3001\u30e6\u30fc\u30b6\u306e\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u3092\u8a08\u6e2c\u3059\u308b\" width=\"100%\" class=\"aligncenter size-full wp-image-15762\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/43594be0cded580c953bb7996a6f27c6.png 667w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2022\/08\/43594be0cded580c953bb7996a6f27c6-300x204.png 300w\" sizes=\"(max-width: 667px) 100vw, 667px\" \/><\/p>\n<h3>6. BIMI\u3092\u5c0e\u5165\u3059\u308b<\/h3>\n<p>Becker\u6c0f\u306f\u3001BIMI\uff08Brand Indicators for Message Identification\uff09\u306e\u5c0e\u5165\u3092\u4f01\u696d\u306b\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002BIMI\u3068\u306f\u3001\u8a8d\u8a3c\u3055\u308c\u305f\u30e1\u30fc\u30eb\u306b\u30d6\u30e9\u30f3\u30c9\u30ed\u30b4\u3092\u4ed8\u4e0e\u3059\u308b\u898f\u683c\u3067\u3042\u308a\u3001Google, Yahoo!, Fastmail, Mailchimp, Proofpoint, Twilio SendGrid, Validity, Valimail\u306b\u3088\u308a\u7b56\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u53d7\u4fe1\u8005\u306f\u3001\u53d7\u4fe1\u30c8\u30ec\u30a4\u306b\u8868\u793a\u3055\u308c\u308b\u5199\u771f\u3084\u30a2\u30d0\u30bf\u30fc\u753b\u50cf\u304b\u3089\u9001\u4fe1\u5143\u3092\u8a8d\u8b58\u3057\u3001\u958b\u5c01\u306e\u5224\u65ad\u3092\u3059\u308b\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3082\u3068\u3082\u3068\u30e1\u30fc\u30eb\u306f\u30a2\u30d0\u30bf\u30fc\u753b\u50cf\u306e\u3088\u3046\u306a\u60c5\u5831\u3092\u6301\u305f\u306a\u304b\u3063\u305f\u305f\u3081\u3001\u30a4\u30f3\u30dc\u30c3\u30af\u30b9\u30fb\u30d7\u30ed\u30d0\u30a4\u30c0\u696d\u754c\u304c\u5171\u540c\u3067BIMI\u3092\u4f5c\u308b\u306b\u81f3\u308a\u307e\u3057\u305f\u3002BIMI\u306f\u3001\u8a8d\u8a3c\u6e08\u307f\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u4f01\u696d\u30ed\u30b4\u3092\u8868\u793a\u3055\u305b\u308b\u305f\u3081\u3001\u53d7\u4fe1\u8005\u306e\u958b\u5c01\u5224\u65ad\u3092\u52a9\u3051\u308b\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u60c5\u5831\u5143\u3068\u306a\u3063\u305f\u306e\u3067\u3059\u3002<\/p>\n<p>BIMI\u306e\u4ed5\u7d44\u307f\u306a\u3069\u3001\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=12833\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3067\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h3>\u8cea\u7591\u5fdc\u7b54<\/h3>\n<p>\u30a6\u30a7\u30d3\u30ca\u30fc\u306e\u53c2\u52a0\u8005\u304b\u3089\u3044\u305f\u3060\u3044\u305f\u8cea\u554f\u306b\u3001Twilio SendGrid\u306e\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u305f\u3061\u304c\u7b54\u3048\u307e\u3057\u305f\u3002<\/p>\n<h4>\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af<\/h4>\n<h5>\u300c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bd\u30d5\u30c8\u306b\u3088\u308b\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af\u3068\u4eba\u9593\u306b\u3088\u308b\u30af\u30ea\u30c3\u30af\u3092\u898b\u5206\u3051\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f\u300d<\/h5>\n<p>\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af\u304b\u3069\u3046\u304b\u306f\u3001\u4ee5\u4e0b\u306e\u89b3\u70b9\u3067\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u4e0d\u81ea\u7136\u306a\u6319\u52d5\u3092\u793a\u3059\u5b9b\u5148\u3092\u898b\u3064\u3051\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u3001\u9001\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u5168\u3066\u3092\u958b\u5c01\u3057\u305f\u5b9b\u5148\u3001\u30e1\u30fc\u30eb\u306e\u30ea\u30f3\u30af\u3092\u5168\u3066\u30af\u30ea\u30c3\u30af\u3057\u305f\u5b9b\u5148\u3001\u958b\u5c01\u307e\u3067\u306e\u6642\u9593\u3084\u30af\u30ea\u30c3\u30af\u3059\u308b\u9593\u9694\u304c\u4e0d\u81ea\u7136\u306a\u307b\u3069\u77ed\u3044\uff08\u6570\u79d2\uff09\u306e\u5b9b\u5148\u306f\u3001\u30dc\u30c3\u30c8\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>Proofpoint, Barracuda, Mimecast\u306a\u3069\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bd\u30d5\u30c8\u3092\u4f7f\u3046\u30c9\u30e1\u30a4\u30f3\u3092\u7279\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u30af\u30ea\u30c3\u30af\u7387\uff08\u30e1\u30fc\u30eb\u3054\u3068\u3001\u30c9\u30e1\u30a4\u30f3\u3054\u3068\u3001\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3054\u3068 etc.) \u304c\u5e73\u5747\u3068\u6bd4\u3079\u8457\u3057\u304f\u9ad8\u304f\u306a\u3044\u304b\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3082\u3057\u305d\u3046\u306a\u3089\u3001\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3068\u3044\u3048\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af\u3055\u308c\u308b\u53ef\u80fd\u6027\u3092\u6700\u5c0f\u5316\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u5168\u3066\u306e\u30ea\u30f3\u30af\u3092HTTPS\u306b\u7d71\u4e00\u3057\u307e\u3057\u3087\u3046\u3002\u5b89\u5168\u306a\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0URL\u3068\u305d\u3046\u3067\u306a\u3044\u3082\u306e\u304c\u6df7\u5728\u3057\u3066\u3044\u308b\u3068\u3001\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af\u306e\u5bfe\u8c61\u3068\u306a\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30e1\u30fc\u30eb\u5185\u306e\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0URL\u304cHTTPS\u306a\u306e\u306b\u3001\u305d\u306e\u9077\u79fb\u5148\u304c\u975e\u30bb\u30ad\u30e5\u30a2\u306aHTTP\u3067\u3042\u308b\u5834\u5408\u304c\u5f53\u3066\u306f\u307e\u308a\u307e\u3059\u3002<\/li>\n<li>\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\u306e\u30e1\u30fc\u30eb\u304c\u53d7\u4fe1\u30c8\u30ec\u30a4\u306b\u5b89\u5b9a\u3057\u3066\u5c4a\u304b\u306a\u3044\u5834\u5408\u306b\u306f\u3001\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u304c\u9ad8\u3044\u53d7\u4fe1\u8005\u3068\u305d\u3046\u3067\u306a\u3044\u53d7\u4fe1\u8005\u3067\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3092\u5206\u3051\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8cea\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3057\u3087\u3046\u3002\u30ea\u30f3\u30af\u3084\u3001\u753b\u50cf\u3068\u30c6\u30ad\u30b9\u30c8\u306e\u6bd4\u7387\u306a\u3069\u306b\u3082\u6ce8\u610f\u3092\u6255\u3044\u307e\u3057\u3087\u3046\u3002\u30a2\u30b0\u30ec\u30c3\u30b7\u30d6\u306a\u30e1\u30fc\u30eb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u624b\u6cd5\uff08\u4ef6\u540d\u306b\u7d75\u6587\u5b57\u3092\u5165\u308c\u308b\u3001\u5927\u3052\u3055\u306a\u30d5\u30ec\u30fc\u30ba\u3092\u7528\u3044\u308b\u306a\u3069\uff09\u306f\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af\u306e\u5bfe\u8c61\u306b\u306a\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>\u9ad8\u3044\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7dad\u6301\u3057\u307e\u3057\u3087\u3046\u3002\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u304c\u9ad8\u3044\u53d7\u4fe1\u8005\u304c\u591a\u3044\u9001\u4fe1\u5143\u306f\u3001\u30dc\u30c3\u30c8\u30fb\u30af\u30ea\u30c3\u30af\u3055\u308c\u308b\u78ba\u7387\u304c\u4f4e\u3044\u50be\u5411\u306b\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h4>\u30e1\u30fc\u30eb\u8a8d\u8a3c\u3068\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9<\/h4>\n<h5>\u300c\u5f0a\u793e\u306e\u30b5\u30a4\u30c8\u3067\u306f\u3001\u30ea\u30fc\u30c9\u5411\u3051\u5165\u529b\u30d5\u30a9\u30fc\u30e0\u3067\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3063\u3066\u3044\u307e\u305b\u3093\u3002\u81ea\u52d5\u8fd4\u4fe1\u30e1\u30fc\u30eb\u306e\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u7387\u306f4%\u3067\u3059\u304c\u3001\u3053\u306e\u6570\u5b57\u306f\u9ad8\u3044\u3068\u3044\u3048\u307e\u3059\u304b\uff1f\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u308b\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308a\u307e\u3059\u304b\uff1f\u300d<\/h5>\n<p>\u9ad8\u3044\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u7387\u306f\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3057\u307e\u3059\u3002Twilio SendGrid\u3067\u306f\u3001\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u7387\u30920.5%\u4ee5\u4e0b\u306b\u7559\u3081\u308b\u3088\u3046\u306b\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u7387\u304c\u9ad8\u3044\u5834\u5408\u3001\u307e\u305a\u306f\u539f\u56e0\u3092\u7279\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002\u30e1\u30fc\u30eb\u306e\u53d7\u4fe1\u306b\u540c\u610f\u3057\u306a\u3044\u3068\u5546\u54c1\u306e\u8cfc\u5165\u304c\u3067\u304d\u306a\u3044\u3001\u5024\u5f15\u304d\u3055\u308c\u306a\u3044\u306a\u3069\u3001\u5f37\u5236\u7684\u306a\u30aa\u30d7\u30c8\u30a4\u30f3\u3092\u3057\u3066\u3044\u307e\u305b\u3093\u304b\uff1f\u30aa\u30d7\u30c8\u30a4\u30f3\u30d7\u30ed\u30bb\u30b9\u306b\u554f\u984c\u304c\u306a\u3044\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u305f\u3089\u3001\u30e1\u30fc\u30eb\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5c0e\u5165\u3057\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u5b9b\u5148\u306e\u6709\u52b9\u6027\u3084\u30ea\u30b9\u30af\u3092\u691c\u8a3c\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=9767\" rel=\"noopener\" target=\"_blank\">Kickbox\u3067\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306e\u5b9b\u5148\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b<\/a><\/li>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=7419\" rel=\"noopener\" target=\"_blank\">\u5b9b\u5148\u30ea\u30b9\u30c8\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u300cBriteVerify\u300d\u3092\u8a66\u3057\u3066\u307f\u307e\u3057\u305f<\/a><\/li>\n<\/ul>\n<h5>\u300c\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u306b\u3069\u3046\u5bfe\u51e6\u3059\u3079\u304d\u3067\u3059\u304b\uff1f\u5b9b\u5148\u30ea\u30b9\u30c8\u304b\u3089\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u524a\u9664\u3059\u3079\u304d\u3067\u3059\u304b\uff1f\u300d<\/h5>\n<p>\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u306e\u5fdc\u7b54\u30b3\u30fc\u30c9\u3092\u53d7\u3051\u53d6\u3063\u305f\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u5b9b\u5148\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u7121\u52b9\u3067\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u304c\u767a\u751f\u3057\u305f\u30a2\u30c9\u30ec\u30b9\u306b\u30e1\u30fc\u30eb\u3092\u518d\u3073\u9001\u308b\u3068\u3001\u305d\u306e\u30a4\u30f3\u30dc\u30c3\u30af\u30b9\u30fb\u30d7\u30ed\u30d0\u30a4\u30c0\u306b\u304a\u3051\u308b\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u4e0b\u304c\u308b\u305f\u3081\u3001\u3053\u308c\u3089\u306e\u30a2\u30c9\u30ec\u30b9\u306f\u30ea\u30b9\u30c8\u304b\u3089\u524a\u9664\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4>BIMI<\/h4>\n<h5>\u300cBIMI\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306f\uff1f\u300d<\/h5>\n<p>BIMI\u306e\u8a2d\u5b9a\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u30b9\u30c6\u30c3\u30d7\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3509\" rel=\"noopener\" target=\"_blank\">SPF<\/a>\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2044\" rel=\"noopener\" target=\"_blank\">DKIM<\/a>\u3001<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3137\" rel=\"noopener\" target=\"_blank\">DMARC<\/a>\u3092\u6b63\u3057\u304f\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002DMARC\u30ec\u30b3\u30fc\u30c9\u3067\u306f\u3001quarantine\u3082\u3057\u304f\u306freject\u306e\u30dd\u30ea\u30b7\u30fc\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001SVG  Tiny1.2\u5f62\u5f0f\u306e\u30ed\u30b4\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u308a\u516c\u958b\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001BIMI\u30ec\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3057DNS\u30ec\u30b3\u30fc\u30c9\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002Gmail\u3067BIMI\u3092\u5b9f\u88c5\u3059\u308b\u624b\u9806\u306f<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=13074\" rel=\"noopener\" target=\"_blank\">\u3053\u3061\u3089<\/a>\u3092\u304a\u8aad\u307f\u304f\u3060\u3055\u3044\u3002<\/p>\n<h4>\u30e1\u30fc\u30eb\u306e\u4e3b\u8981\u306a\u6307\u6a19<\/h4>\n<h5>\u300cApple\u306e\u30e1\u30fc\u30eb\u30a2\u30d7\u30ea\u3067\u958b\u5c01\u7387\u3092\u6b63\u3057\u304f\u691c\u77e5\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u4eca\u3001\u4ee3\u308f\u308a\u306b\u3069\u306e\u30cd\u30ac\u30c6\u30a3\u30d6\u30b5\u30a4\u30f3\u306b\u6ce8\u76ee\u3059\u3079\u304d\u3067\u3059\u304b\uff1f\u300d<\/h5>\n<p>\u30e6\u30cb\u30fc\u30af\u958b\u5c01\u7387\u306f\u4f9d\u7136\u3068\u3057\u3066\u4f7f\u3048\u308b\u6307\u6a19\u3067\u3059\u3002Event Webhook\u3067\u53d6\u5f97\u3057\u305f\u201csg_machine_open\u201d \u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4f7f\u3048\u3070\u3001\u5f93\u6765\u306eOpen\u30a4\u30d9\u30f3\u30c8\u304c\u62bd\u51fa\u3067\u304d\u307e\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u3088\u308a\u624b\u8efd\u306a\u624b\u6bb5\u3068\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u30cd\u30ac\u30c6\u30a3\u30d6\u6307\u6a19\u306b\u6ce8\u76ee\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>\u8ff7\u60d1\u30e1\u30fc\u30eb\u5831\u544a\u306f\u6700\u3082\u91cd\u8981\u306a\u30cd\u30ac\u30c6\u30a3\u30d6\u6307\u6a19\u3067\u3042\u308a\u30010.08%\u3092\u4e0a\u56de\u308b\u3068\u9ad8\u3044\u3068\u307f\u306a\u3055\u308c\u307e\u3059\u3002\u30cf\u30fc\u30c9\u30d0\u30a6\u30f3\u30b9\u3084\u3001\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f4e\u4e0b\u306b\u3088\u308b\u30bd\u30d5\u30c8\u30d0\u30a6\u30f3\u30b9\u3084\u30d6\u30ed\u30c3\u30af\u3082\u76e3\u8996\u3059\u3079\u304d\u3067\u3059\u3002<\/p>\n<h5>\u300cGmail\u5b9b\u3066\u306e\u30e1\u30fc\u30eb\u3067\u306f\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5831\u544a\u3055\u308c\u305f\u3053\u3068\u3092Event Webhook\u3067\u691c\u77e5\u3067\u304d\u307e\u305b\u3093\u3002\u306a\u305c\u3067\u3057\u3087\u3046\u304b\uff1f\u914d\u4fe1\u3092\u6b62\u3081\u308b\u305f\u3081\u306b\u3001\u3069\u306e\u53d7\u4fe1\u8005\u304c\u8ff7\u60d1\u30e1\u30fc\u30eb\u5831\u544a\u3057\u305f\u304b\u3092\u77e5\u308b\u65b9\u6cd5\u306f\u3042\u308a\u307e\u3059\u304b\uff1f\u300d<\/h5>\n<p>Gmail\u306f\u3001Yahoo!\u3084Microsoft\u3068\u9055\u3044\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001Gmail\u30a2\u30ab\u30a6\u30f3\u30c8\u304b\u3089\u8ff7\u60d1\u30e1\u30fc\u30eb\u5831\u544a\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u4ee3\u308f\u308a\u306e\u65b9\u6cd5\u3068\u3057\u3066\u3001Gmail Postmaster Tools\u3084Microsoft Smart Network Data Services\u306b\u767b\u9332\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u8ff7\u60d1\u30e1\u30fc\u30eb\u5831\u544a\u6570\u306a\u3069\u914d\u4fe1\u72b6\u6cc1\u3092\u628a\u63e1\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u30a4\u30f3\u30b5\u30a4\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>Twilio SendGrid\u306eDeliverability Insights\u3092\u6d3b\u7528\u3057\u3066\u30e1\u30fc\u30eb\u914d\u4fe1\u3092\u6539\u5584\u3057\u3088\u3046<\/h3>\n<p>\u5230\u9054\u6027\u306f\u30e1\u30fc\u30eb\u914d\u4fe1\u306b\u304a\u3044\u3066\u3068\u3066\u3082\u5927\u5207\u3067\u3059\u3002\u305d\u3057\u3066\u3001\u5230\u9054\u6027\u7b49\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u628a\u63e1\u3059\u308b\u306b\u306f\u3001\u30c7\u30fc\u30bf\u3092\u8ffd\u3046\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002Twilio SendGrid\u306e<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=15512\" rel=\"noopener\" target=\"_blank\">Deliverability Insights<\/a>\u3092\u4f7f\u3048\u3070\u3001\u914d\u4fe1\u72b6\u6cc1\u3092\u7c21\u5358\u306b\u78ba\u8a8d\u3067\u304d\u3001\u554f\u984c\u306e\u691c\u77e5\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u305c\u3072\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u306f ISP Panel: What We Learned About Sender Reputation, Spam and the Impact of Apple\u2019s MPP \u306e\u6284\u8a33\u3067\u3059\u3002 \u300c\u30e1\u30fc\u30eb\u304c\u5b9b\u5148\u306b\u5c4a\u304f <a class=\"read-more\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=15751\">&#8230;\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":15752,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9,15,11],"tags":[],"class_list":["post-15751","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices","category-email-marketing","category-technical"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/15751","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=15751"}],"version-history":[{"count":5,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/15751\/revisions"}],"predecessor-version":[{"id":19575,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/15751\/revisions\/19575"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/media\/15752"}],"wp:attachment":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}