{"blog_title":"\u5143RX-7\u4e57\u308a\u306e\u9069\u5f53\u306a\u65e5\u3005","published":"2015-11-27 00:00:00","version":"1.0","author_name":"rx7","provider_name":"Hatena Blog","width":"100%","blog_url":"https://www.na3.jp/","height":"190","author_url":"https://blog.hatena.ne.jp/rx7/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.na3.jp%2Fentry%2F20151127%2Fp1\" title=\"SPF\u306e\u8a2d\u5b9a\u306fTXT\u30ec\u30b3\u30fc\u30c9&quot;\u306e\u307f&quot;\u306b\u884c\u3046\u306e\u304c\u6700\u8fd1\u306e\u63a8\u5968\u3089\u3057\u3044 - \u5143RX-7\u4e57\u308a\u306e\u9069\u5f53\u306a\u65e5\u3005\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"https://cdn-ak.d.st-hatena.com/diary/rx7/2015-11-27.jpg","title":"SPF\u306e\u8a2d\u5b9a\u306fTXT\u30ec\u30b3\u30fc\u30c9\"\u306e\u307f\"\u306b\u884c\u3046\u306e\u304c\u6700\u8fd1\u306e\u63a8\u5968\u3089\u3057\u3044","categories":["IT"],"type":"rich","url":"https://www.na3.jp/entry/20151127/p1","provider_url":"https://hatena.blog","description":"\u3042\u307e\u308a\u306b\u3082\u30d6\u30ed\u30b0\u3092\u66f8\u3044\u3066\u306a\u3055\u3059\u304e\u308b\u306e\u3067\u3001\u6628\u5e74\u540c\u69d8\u306b\u4e00\u4eba\u30a2\u30c9\u30d9\u30f3\u30c8\u30ab\u30ec\u30f3\u30c0\u30fc\u3067\u3082\u3084\u308d\u3046\u304b\u306a\u30fc\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3001\u4e26\u6cb3\u3067\u3059\u3002\u3053\u3093\u306b\u3061\u306f\u3002(\u6628\u5e74\u306f12/1\u304b\u3089\u6b20\u640d\u3057\u3066\u304f\u3058\u3051\u305f)\u6700\u8fd1\u306f\u5272\u3068\u3001\u60c5\u30b7\u30b9\u696d\u3092\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u3042\u3063\u3066\u3001\u3053\u306e\u524d\u306fSPF(Sender Policy Framework)\u306e\u8a2d\u5b9a\u3092\u304d\u3061\u3093\u3068\u5165\u308c\u306a\u304a\u3057\u305f\u308a\u3057\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u305d\u3053\u3067\u5b66\u3093\u3060\u30e1\u30e2\u3002 \u3053\u308c\u307e\u3067\u306fDNS\u3067\u306eSPF\u307e\u308f\u308a\u306e\u8a2d\u5b9a\u3063\u3066\u3001\u5f53\u305f\u308a\u524d\u306e\u3088\u3046\u306bSPF\u30ec\u30b3\u30fc\u30c9\u3068TXT\u30ec\u30b3\u30fc\u30c9\u306e\u4e21\u65b9\u3092\u767b\u9332(TXT\u30ec\u30b3\u30fc\u30c9\u3057\u304b\u89e3\u91c8\u3067\u304d\u306a\u3044\u53e4\u3044\u30ea\u30be\u30eb\u30d0\u3067\u3082\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b)\u3057\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u3069\u3046\u3082\u6700\u8fd1\u306fTXT\u30ec\u30b3\u30fc\u30c9\u306e\u307f\u306b\u3057\u307e\u3057\u3087\u3046\u3068RFC\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u2026"}