{"categories":[],"type":"rich","author_url":"https://blog.hatena.ne.jp/tedd707/","blog_url":"https://pythonjp.ikitai.net/","title":"\u3010\u52d5\u753b\u89e3\u8aac\u3011\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u4ee4\u548c3\u5e74\u6625\u671f \u5348\u524d\u2161 \u554f10\u904e\u53bb\u554f\u89e3\u8aac \u4e88\u60f3\u554f\u984c\u4ed8\u304d","author_name":"tedd707","url":"https://pythonjp.ikitai.net/entry/2026/05/01/000648","blog_title":"IT\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u4ed5\u4e8b\u306b\u5bfe\u3057\u3066\u601d\u3046\u3053\u3068","image_url":null,"height":"190","published":"2026-05-01 00:06:48","provider_name":"Hatena Blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpythonjp.ikitai.net%2Fentry%2F2026%2F05%2F01%2F000648\" title=\"\u3010\u52d5\u753b\u89e3\u8aac\u3011\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u4ee4\u548c3\u5e74\u6625\u671f \u5348\u524d\u2161 \u554f10\u904e\u53bb\u554f\u89e3\u8aac \u4e88\u60f3\u554f\u984c\u4ed8\u304d - IT\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u4ed5\u4e8b\u306b\u5bfe\u3057\u3066\u601d\u3046\u3053\u3068\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u672c\u52d5\u753b\u3067\u306f\u3001\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u8a66\u9a13\u3067\u983b\u51fa\u306e\u300cDNS CAA\u30ec\u30b3\u30fc\u30c9\u300d\u3092\u4e2d\u5fc3\u306b\u5b66\u7fd2\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u95a2\u9023\u3059\u308b\u30e1\u30fc\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6280\u8853\u3067\u3042\u308b\u300cSPF\u300d\u300cDKIM\u300d\u300cDMARC\u300d\u3084\u3001DNS\u5fdc\u7b54\u306e\u6539\u3056\u3093\u3092\u9632\u3050\u300cDNSSEC\u300d\u3082\u53d6\u308a\u4e0a\u3052\u307e\u3059\u3002\u3055\u3089\u306b\u30012026\u5e74\u306e\u6700\u65b0\u5b9f\u52d9\u52d5\u5411\u3092\u8e0f\u307e\u3048\u305f\u4e88\u60f3\u554f\u984c\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u3057\u3066\u3001\u300cCertificate Transparency (CT) \u30ed\u30b0\u76e3\u8996\u300d\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002 DNS CAA\u306f\u3001\u81ea\u30c9\u30e1\u30a4\u30f3\u306e\u8a3c\u660e\u66f8\u3092\u767a\u884c\u3067\u304d\u308b\u8a8d\u8a3c\u5c40\u3092DNS\u4e0a\u3067\u6307\u5b9a\u3057\u3001\u610f\u56f3\u3057\u306a\u3044\u4e0d\u6b63\u306a\u8a3c\u660e\u66f8\u306e\u767a\u884c\u3092\u9632\u3050\u4ed5\u7d44\u307f\u3067\u3059\u3002SPF\u3001DKIM\u3001DMARC\u306f\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u306e\u8a8d\u8a3c\u3084\u6539\u3056\u3093\u691c\u77e5\u306b\u7528\u3044\u3089\u308c\u3001DNS\u2026","version":"1.0","provider_url":"https://hatena.blog"}