{"id":12074,"date":"2019-12-17T11:46:58","date_gmt":"2019-12-17T02:46:58","guid":{"rendered":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=12074"},"modified":"2025-11-26T13:30:33","modified_gmt":"2025-11-26T04:30:33","slug":"sendgrid-%e6%96%b0%e4%ba%ba%e6%88%90%e9%95%b7%e8%a8%98%e3%80%80%e7%ac%ac%e5%85%ad%e5%9b%9e%e3%80%80domain-authentication-%e3%83%a1%e3%83%bc%e3%83%ab%e3%81%ae%e5%88%b0%e9%81%94%e7%8e%87%e3%82%92","status":"publish","type":"post","link":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=12074","title":{"rendered":"\u3010SendGrid\u57fa\u672c\u8b1b\u5ea7 #6\u3011Domain Authentication: \u30e1\u30fc\u30eb\u306e\u5230\u9054\u7387\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b"},"content":{"rendered":"

\"\u3010SendGrid\u57fa\u672c\u8b1b\u5ea7<\/p>\n

\u65b0\u4eba\u304cTwilio SendGrid\u306e\u6a5f\u80fd\u3092\u8a66\u3057\u3066\u307f\u308b\u9023\u8f09\u306e\u7b2c\u516d\u56de\u76ee\u3067\u3059\uff01\u3053\u308c\u307e\u3067\u4f55\u7a2e\u985e\u304b\u306e\u65b9\u6cd5\u3067\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u8a66\u3057\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u9001\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u3092Gmail\u3067\u958b\u304f\u3068\u3001\u9001\u4fe1\u5143\u306e\u30a2\u30c9\u30ec\u30b9\u306e\u6a2a\u306b\u201dsendgrid.net \u7d4c\u7531\u201d\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u304c\u4ed8\u304d\u307e\u3057\u305f\u3002<\/p>\n

\"sendgrid.net<\/p>\n

Gmail\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u3001\u5c4a\u3044\u305f\u30e1\u30fc\u30eb\u304c\u4e0d\u5f53\u306a\u3082\u306e\u3067\u306f\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001\u6307\u5b9a\u3055\u308c\u305f\u30c9\u30e1\u30a4\u30f3\u3068\u3084\u308a\u3068\u308a\u3057\u3066\u305d\u306e\u6b63\u5f53\u6027\u3092\u78ba\u304b\u3081\u307e\u3059\uff08\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c<\/a>\uff09\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306fsendgrid.net\u304b\u3089\u30e1\u30fc\u30eb\u306e\u8a8d\u8a3c\u60c5\u5831\u3092\u5f97\u308b\u305f\u3081\u3001\u4e0a\u306e\u3088\u3046\u306a\u7d4c\u7531\u306e\u8868\u793a\u304c\u51fa\u307e\u3059\u3002<\/p>\n

\u30e1\u30fc\u30eb\u3092\u53d7\u3051\u53d6\u308b\u5074\u304b\u3089\u3059\u308b\u3068\u3001sendgrid.net\u3068\u3044\u3046\u77e5\u3089\u306a\u3044\u30c9\u30e1\u30a4\u30f3\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u4e0d\u4fe1\u611f\u3092\u6301\u3064\u65b9\u3082\u3044\u308b\u304b\u3082\u77e5\u308c\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u5dee\u51fa\u4eba\u306e\u30c9\u30e1\u30a4\u30f3\u3068\u8a8d\u8a3c\u306e\u305f\u3081\u306e\u30c9\u30e1\u30a4\u30f3\u304c\u7570\u306a\u308b\u5834\u5408\u3001\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u3088\u3063\u3066\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u5224\u65ad\u3055\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u201dDomain Authentication\u201d\u3092\u8a2d\u5b9a\u3057\u3066\u30c9\u30e1\u30a4\u30f3\u306e\u4e0d\u6574\u5408\u3092\u89e3\u6d88\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u53d7\u4fe1\u7bb1\u3078\u306e\u30e1\u30fc\u30eb\u5230\u9054\u7387\u306e\u4e0a\u6607\u306b\u7e4b\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u753b\u9762\u304b\u3089\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u3068API\u3092\u4f7f\u3046\u65b9\u6cd5\u306e\u4e8c\u7a2e\u985e\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n

\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u304b\u3089\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5<\/h3>\n

1.\u3000\u30c9\u30e1\u30a4\u30f3\u306e\u6307\u5b9a<\/h4>\n

\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306eSettings\u304b\u3089Sender Authentication\u3092\u9078\u3073\u3001\u521d\u56de\u8a2d\u5b9a\u6642\u3067\u3042\u308c\u3070Domain Authentication\u306eGet Started\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n

\"\u30c9\u30e1\u30a4\u30f3\u306e\u6307\u5b9a\"<\/p>\n

\u6b21\u306e\u753b\u9762\u3067\u306f2\u3064\u306e\u8cea\u554f\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u4e00\u3064\u76ee\u306e\u8cea\u554f\u3067\u306fAmazon Route 53\u306a\u3069\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u308bDNS\u30b5\u30fc\u30d3\u30b9\u3092\u9078\u3076\u3053\u3068\u304c\u3067\u304d\u3001\u305d\u306e\u5f8c\u306e\u8868\u793a\u304c\u5404\u30b5\u30fc\u30d3\u30b9\u306b\u5408\u308f\u305b\u305f\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u56de\u7b54\u306f\u5fc5\u9808\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4e8c\u3064\u76ee\u306e\u8cea\u554f\u306fLink Branding<\/a>\u306b\u95a2\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3059\u304c\u3001No\u306e\u307e\u307e\u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n

\"2\u3064\u306e\u8cea\u554f\"<\/p>\n

Next\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u51fa\u3066\u304f\u308b\u753b\u9762\u3067\u3001From\u306b\u6307\u5b9a\u3059\u308b\u4e88\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3 (Domain You Send From) \u3092\u5165\u529b\u3057\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306fexample.com\u3068\u3057\u3066\u8a71\u3092\u9032\u3081\u307e\u3059\u304c\u3001\u4eca\u56de\u81ea\u5206\u3067\u8a66\u3059\u306b\u3042\u305f\u3063\u3066\u306f\u7121\u6599\u3067\u30c9\u30e1\u30a4\u30f3\u3092\u53d6\u5f97\u3067\u304d\u308b\u30b5\u30fc\u30d3\u30b9Freenom<\/a>\u3092\u7528\u3044\u307e\u3057\u305f\u3002<\/p>\n

\"From\u306b\u6307\u5b9a\u3059\u308b\u4e88\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u5165\u529b\"<\/p>\n

2.\u3000DNS\u30ec\u30b3\u30fc\u30c9\u306e\u8ffd\u52a0<\/h4>\n

\u6b21\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u753b\u9762\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u8868\u793a\u306b\u5f93\u3063\u3066\u3001DNS\u306e\u30b5\u30fc\u30d3\u30b9 (Amazon Route53\u3068\u304b\u304a\u540d\u524d.com) \u306e\u7ba1\u7406\u753b\u9762\u3067\u30c9\u30e1\u30a4\u30f3\u306eDNS\u30ec\u30b3\u30fc\u30c9\u306bCNAME\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u306f\u3001\u201dHOST\u201d\u6b04\u306b\u66f8\u304b\u308c\u305f\u81ea\u5206\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u5bfe\u3057\u3066\u201dVALUE\u201d\u6b04\u306eTwilio SendGrid\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u5225\u540d\u3068\u3057\u3066\u6301\u305f\u305b\u308b\u3001\u3068\u3044\u3046\u4f5c\u696d\u3067\u3059\u3002\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u3063\u3066\u306f\u201dHOST\u201d\u3084\u201dVALUE\u201d\u3068\u306f\u7570\u306a\u308b\u8868\u8a18\u304c\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308b\u306e\u3067\u3001\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002Freenom\u306e\u5834\u5408\u3001\u201dHOST\u201d\u306f\u201dName\u201d\u3001\u201dVALUE\u201d\u306f\u201dTarget\u201d\u3068\u8868\u73fe\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n

\"SendGrid\u5074\u306e\u8868\u793a\"

SendGrid\u5074\u306e\u8868\u793a<\/p><\/div>\n

\"DNS\u30b5\u30fc\u30d3\u30b9\u306e\u7ba1\u7406\u753b\u9762\u5074\u306e\u8868\u793a\"

DNS\u30b5\u30fc\u30d3\u30b9\u306e\u7ba1\u7406\u753b\u9762\u5074\u306e\u8868\u793a\uff08Freenom\u306e\u5834\u5408\uff09<\/p><\/div>\n

3.\u3000\u8a2d\u5b9a\u306e\u30c1\u30a7\u30c3\u30af (Verify)<\/h4>\n

DNS\u30b5\u30fc\u30d3\u30b9\u5074\u3067\u8a2d\u5b9a\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001Domain Authentication\u306e\u8a2d\u5b9a\u753b\u9762\u4e0b\u306e\u201dI\u2019ve added these records.\u201d\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3066Verify\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u307e\u3059\u3002\u8a2d\u5b9a\u3057\u305fCNAME\u30ec\u30b3\u30fc\u30c9\u304c\u53cd\u6620\u3055\u308c\u308b\u306e\u306b\u5c11\u3057\u6642\u9593\u304c\u304b\u304b\u308b\u5834\u5408\u3082\u3042\u308b\u306e\u3067\u3001Verify\u3059\u308b\u524d\u306b\u30bf\u30fc\u30df\u30ca\u30eb\u4e0a\u3067dig\u30b3\u30de\u30f3\u30c9\u3092\u7528\u3044\u3066\u78ba\u8a8d\u3059\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/p>\n

\r\n$ dig em3385.example.com cname\r\n\r\n;; ANSWER SECTION:\r\nem3385.example.com. 300 IN CNAME u0000.wl00.sendgrid.net.\r\n<\/pre>\n
\u304d\u3061\u3093\u3068CNAME\u30ec\u30b3\u30fc\u30c9\u304c\u53cd\u6620\u3055\u308c\u3066\u3044\u308c\u3070\u3001Verify\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u201dIt worked!\u201d\u3068\u3044\u3046\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n
\"It<\/p>\n
\u3053\u308c\u3067\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306b\u3088\u308bDomain Authentication\u306e\u8a2d\u5b9a\u306f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n
API\u3067\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5<\/h3>\n
\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306b\u3088\u308b\u8a2d\u5b9a\u624b\u9806\u306e1\u304b\u30893\u306e\u3046\u3061\u3001DNS\u30b5\u30fc\u30d3\u30b9\u5074\u3067\u306e\u64cd\u4f5c\u304c\u5fc5\u8981\u306a\u300c2. DNS\u30ec\u30b3\u30fc\u30c9\u306e\u8ffd\u52a0\u300d\u4ee5\u5916\u306e\u4e8c\u3064\u306fSendGrid\u306eAPI\u3092\u4f7f\u3046\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u300c1. \u30c9\u30e1\u30a4\u30f3\u306e\u6307\u5b9a\u300d\u306f\u3001cURL\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff08API\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306e\u30ea\u30f3\u30af\u306f\u3053\u3061\u3089<\/a>\uff09\u3002<\/p>\n
\r\n$ curl --request POST \\\r\n$ --url https:\/\/api.sendgrid.com\/v3\/whitelabel\/domains \\\r\n$ --header 'authorization: Bearer <<YOUR_API_KEY>>' \\\r\n$ --header 'content-type: application\/json' \\\r\n$ --data '{"domain":"example.com"}'\r\n<\/pre>\n
<<YOUR_API_KEY>>\u306b\u306fAPI\u30ad\u30fc\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002\u3046\u307e\u304f\u3044\u3051\u3070\u4e0b\u306e\u3088\u3046\u306aJSON\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002”dns”\u306e\u4e2d\u306e3\u3064\u306e\u9805\u76ee\u304cDNS\u306b\u8ffd\u52a0\u3059\u308b\u3079\u304dCNAME\u30ec\u30b3\u30fc\u30c9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\r\n{\r\n    "id": 1234567,\r\n    "user_id": 13572468,\r\n    "subdomain": "em3385",\r\n    "domain": "example.com",\r\n    "username": "john@example.com",\r\n    "ips": [],\r\n    "custom_spf": false,\r\n    "default": false,\r\n    "legacy": false,\r\n    "automatic_security": true,\r\n    "valid": false,\r\n    "dns": {\r\n        "mail_cname": {\r\n            "valid": false,\r\n            "type": "cname",\r\n            "host": "em3385.example.com",\r\n            "data": "u00000000.wl000.sendgrid.net"\r\n        },\r\n        "dkim1": {\r\n            "valid": false,\r\n            "type": "cname",\r\n            "host": "s1._domainkey.example.com",\r\n            "data": "s1.domainkey.u00000000.wl000.sendgrid.net"\r\n        },\r\n        "dkim2": {\r\n            "valid": false,\r\n            "type": "cname",\r\n            "host": "s2._domainkey.example.com",\r\n            "data": "s2.domainkey.u00000000.wl000.sendgrid.net"\r\n        }\r\n    }\r\n}\r\n<\/pre>\n
DNS\u306bCNAME\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u305f\u3089\u3001\u4e0b\u306ecURL\u30b3\u30de\u30f3\u30c9\u3067verify\u3057\u307e\u3059\uff08API\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306f\u3053\u3061\u3089<\/a>\uff09\u3002<\/p>\n
\r\n$ curl --request POST \\\r\n$  --url https:\/\/api.sendgrid.com\/v3\/whitelabel\/domains\/<<id>>\/validate \\\r\n$ --header 'authorization: Bearer <<YOUR_API_KEY>>' \\\r\n$ --data null\r\n<\/pre>\n
URL\u306e<<id>>\u306b\u306f\u30c9\u30e1\u30a4\u30f3\u3092\u6307\u5b9a\u3057\u305f\u969b\u306b\u5f97\u3089\u308c\u305fJSON\u306e”id”\uff08\u4e0a\u306e\u4f8b\u3067\u306f1234567\uff09\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002\u3046\u307e\u304f\u3044\u3051\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u300c”valid”: true\u300d\u3092\u542b\u3080JSON\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n
\r\n{\r\n    "id": 1234567,\r\n    "valid": true,\r\n    "validation_results": {\r\n        "mail_cname": {\r\n            "valid": true,\r\n            "reason": null\r\n        },\r\n        "dkim1": {\r\n            "valid": true,\r\n            "reason": null\r\n        },\r\n        "dkim2": {\r\n            "valid": true,\r\n            "reason": null\r\n        }\r\n    }\r\n}\r\n<\/pre>\n
\u4ee5\u4e0a\u3067API\u3092\u7528\u3044\u305fDomain Authentication\u306e\u8a2d\u5b9a\u306f\u5b8c\u4e86\u3067\u3059\u3002\u3053\u308c\u3067\u3001\u9001\u4fe1\u30a2\u30c9\u30ec\u30b9\u6a2a\u306e\u201dsendgrid.net \u7d4c\u7531\u201d\u306e\u8868\u793a\u306f\u51fa\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u4e00\u898b\u3059\u308b\u3068\u4e9b\u7d30\u306a\u5909\u5316\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u30e1\u30fc\u30eb\u3092\u78ba\u5b9f\u306b\u5c4a\u3051\u308b\u305f\u3081\u306b\u306f\u91cd\u8981\u306a\u8a2d\u5b9a\u306a\u306e\u3067\u3001\u5fd8\u308c\u305a\u306b\u3084\u3063\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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