{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fryuichi1208.hateblo.jp%2Fentry%2F2022%2F09%2F13%2F204803\" title=\"\u3010Go\u3011LookupHost\u3092\u4f7f\u3063\u3066\u540d\u524d\u89e3\u6c7a\u3057\u3088\u3046\u3068\u3059\u308b\u3068A\u3068AAAA\u306e2\u56de\u30af\u30a8\u30ea\u304c\u98db\u3076 - \u5730\u65b9\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5b66\u7fd2\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","height":"190","image_url":null,"blog_title":"\u5730\u65b9\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5b66\u7fd2\u65e5\u8a18","blog_url":"https://ryuichi1208.hateblo.jp/","provider_url":"https://hatena.blog","url":"https://ryuichi1208.hateblo.jp/entry/2022/09/13/204803","version":"1.0","description":"r := net.Resolver{} ip, err = r.LookupHost(context.Background(), \"google.com\") \u307f\u305f\u3044\u306a\u611f\u3058\u3067\u540d\u524d\u89e3\u6c7a\u3092\u3057\u3088\u3046\u3068\u3059\u308b\u3068A\u3068AAAA\u306e2\u56de\u30af\u30a8\u30ea\u304c\u98db\u3076\u306e\u3067\u8ffd\u3063\u3066\u307f\u305f\u3002\u6700\u521d\u306f\u4ee5\u4e0b\u304c\u547c\u3070\u308c\u308b\u3002\u8aad\u3080\u306e\u306f2\u30d5\u30a1\u30a4\u30eb\u306e\u307fsrc/net/dnsclient_unix.go func (r *Resolver) goLookupHost(ctx context.Context, name string) (addrs []string, err error) { return r.goLookupHostOrder(ctx, nam\u2026","published":"2022-09-13 20:48:03","author_url":"https://blog.hatena.ne.jp/ryuichi1208/","type":"rich","author_name":"ryuichi1208","title":"\u3010Go\u3011LookupHost\u3092\u4f7f\u3063\u3066\u540d\u524d\u89e3\u6c7a\u3057\u3088\u3046\u3068\u3059\u308b\u3068A\u3068AAAA\u306e2\u56de\u30af\u30a8\u30ea\u304c\u98db\u3076","categories":[],"provider_name":"Hatena Blog"}