ashi-net\u306e\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b91\u500b\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u5272\u308a\u5f53\u3066\u3089\u308c\u308bIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u52d5\u7684\u5272\u5f53IP\u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u306b\u30d6\u30ed\u30c3\u30af\u4e38\u3054\u3068\u8f09\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u30e1\u30b8\u30e3\u30fc\u306a\u30d5\u30ea\u30fc\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u306fgmail\u4ee5\u5916\u3001\u5927\u62b5\u3053\u306e\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u306e\u30e1\u30fc\u30eb\u306f\u6392\u9664\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u307e\u305a\u306f\u3001\u3053\u308c\u306e\u524a\u9664\u7533\u8acb\u3092\u3057\u307e\u3059\u3002<\/p>\n
\u7533\u8acb\u3059\u308b\u3068white list\u5165\u308a\u3059\u308b\u306e\u3067\u3001\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u7bc4\u56f2\u5185\u3067\u3082\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u691c\u7d22\u306b\u5f15\u3063\u304b\u304b\u3089\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u524a\u9664\u306f\u7c21\u5358\u306b\u3067\u304d\u307e\u3059\u304c\u3001spam\u3092\u51fa\u3059\u7528\u9014\u306b\u4f7f\u3063\u305f\u3089\u4ed6\u306e\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8f09\u308a\u307e\u3059\u304b\u3089\u60aa\u7528\u306f\u30c0\u30e1\u3002<\/p>\n
\u6b21\u306b\u3001\u81ea\u79f0\u540d\u3068\u9006\u5f15\u304c\u4e00\u81f4\u3057\u306a\u3044\u3068\u6392\u9664\u3059\u308bAOL\u3084hotmail\u5bfe\u7b56\u3092\u3057\u307e\u3059\u3002<\/p>\n
\u6b63\u5f15\u304d\u3068\u9006\u5f15\u304c\u4e00\u81f4\u3057\u306a\u3044\u3068\u30c0\u30e1\u3068\u66f8\u3044\u3066\u3042\u308b\u3068\u3053\u308d\u3092\u898b\u304b\u3051\u307e\u3059\u304c\u3001\u305d\u3053\u307e\u3067\u30cf\u30a4\u30b3\u30b9\u30c8\u306a\u3053\u3068\u3092\u3084\u3063\u3066\u3044\u308b\u3068\u3053\u308d\u306f\u7121\u3044\u3088\u3046\u3067\u3001\u81ea\u79f0\u3068\u9006\u5f15\u306e\u4e00\u81f4\u3067\u3044\u3044\u3088\u3046\u3067\u3059\u3002<\/p>\n
\u3060\u304b\u3089\u3001postfix\u306a\u3089\u3001myhostname\u3092\u5272\u308a\u5f53\u3066\u3089\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u306e\u9006\u5f15\u3068\u4e00\u81f4\u3055\u305b\u308c\u3070\u6876\u3002<\/p>\n
Recieved: from [myhostname\u306e\u5024](\u9006\u5f15\u306e\u5024[ip\u30a2\u30c9\u30ec\u30b9])<\/p>\n
\u306b\u306a\u308b\u3088\u3046\u306b\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3001telnet localhost 25 \u306e\u304a\u8fd4\u4e8b\u304c\u9006\u5f15\u3068\u4e00\u81f4\u3057\u3066\u3044\u308c\u3070\u6876\u3002<\/p>\n
dig -x [\u4ffa\u306b.\u5272\u308a\u5f53\u3066\u3089\u308c\u305f.IP.\u30a2\u30c9\u30ec\u30b9]\u3000\u306e\u7d50\u679c\u3092\u305d\u306e\u307e\u307e\u66f8\u3051\u3070\u3044\u3044\u306e\u3067\u3059\u304c\u3001\u9006\u5f15\u304c\u8a2d\u5b9a\u3055\u308c\u306a\u3044\u30d7\u30ed\u30d0\u30a4\u30c0\u3060\u3068\u7121\u7406\u3067\u3059\u3002<\/p>\n
asahi-net\u306f\u52d5\u7684\u5272\u308a\u5f53\u3066\u306b\u3082\u3001xxxx.ppp.asahi-net.or.jp\u307f\u305f\u3044\u306a\u9006\u5f15\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u5927\u4e08\u592b\u3002<\/p>\n
\u3042\u3068\u306fdkim\u3092\u8a2d\u5b9a\u3057\u3066\u3001spf\u30ec\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3059\u308c\u3070\u3001\u3046\u3061\u306e\u5b9f\u7528\u4e0a\u306f\u554f\u984c\u306a\u3044\u30ec\u30d9\u30eb\u3067\u9001\u4fe1\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u6ce8\u610f\uff1agmail\u306fipv6\u306e\u5272\u5f53\u304c\u3042\u308b\u306e\u306bspf\u30ec\u30b3\u30fc\u30c9\u306bipv6\u306e\u8a18\u8ff0\u304c\u306a\u3044\u3068soft fail\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
ashi-net\u306e\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b91\u500b\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u5272\u308a\u5f53\u3066\u3089\u308c\u308bIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u52d5\u7684\u5272\u5f53IP\u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u306b\u30d6\u30ed\u30c3\u30af\u4e38\u3054\u3068\u8f09\u3063\u3066\u3044\u307e\u3059\u3002 \u30e1\u30b8\u30e3\u30fc\u306a\u30d5\u30ea\u30fc\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u306fgmail\u4ee5\u5916\u3001\u5927\u62b5\u3053\u306e\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u3066\u3044\u308bIP\u30a2\u30c9 […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1480","post","type-post","status-publish","format-standard","hentry","category-ubuntu"],"_links":{"self":[{"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1480","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1480"}],"version-history":[{"count":0,"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1480\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.white-room.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}