{"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.na3.jp%2Fentry%2F20200128%2Fp1\" title=\"\u4f8b\u793a\u7528\u306e IPv4 \u30a2\u30c9\u30ec\u30b9 - \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":null,"description":"\u203b \u3053\u306e\u30a8\u30f3\u30c8\u30ea\u306f\u3001\u306f\u3066\u306a\u30b0\u30eb\u30fc\u30d7\u7d42\u4e86\u306b\u4f34\u3046\u3001\u30b5\u30d6\u30d6\u30ed\u30b0\u304b\u3089\u306e\u5f15\u8d8a\u30a8\u30f3\u30c8\u30ea(2015/02)\u3067\u3059\u3002 \u203b \u60c5\u5831\u304c\u53e4\u3044\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u7559\u610f\u304f\u3060\u3055\u3044\u3002 RFC 5737 \u306b\u8a18\u8f09\u3057\u3066\u3042\u3063\u305f\u3002 192.0.2.0/24 (TEST-NET-1) 198.51.100.0/24 (TEST-NET-2) 203.0.113.0/24 (TEST-NET-3) The blocks 192.0.2.0/24 (TEST-NET-1), 198.51.100.0/24 (TEST-NET-2), and 203.0.113.0/24 (TEST-NET-3) are provided for use \u2026","provider_name":"Hatena Blog","url":"https://www.na3.jp/entry/20200128/p1","published":"2020-01-28 23:55:00","categories":["IT"],"blog_title":"\u5143RX-7\u4e57\u308a\u306e\u9069\u5f53\u306a\u65e5\u3005","blog_url":"https://www.na3.jp/","title":"\u4f8b\u793a\u7528\u306e IPv4 \u30a2\u30c9\u30ec\u30b9","width":"100%","author_name":"rx7","provider_url":"https://hatena.blog","height":"190","author_url":"https://blog.hatena.ne.jp/rx7/","type":"rich"}