{"id":6106,"date":"2011-08-10T06:00:53","date_gmt":"2011-08-09T21:00:53","guid":{"rendered":"http:\/\/www.suzukikenichi.com\/blog\/?p=6106"},"modified":"2011-08-11T06:00:58","modified_gmt":"2011-08-10T21:00:58","slug":"is-there-a-limit-to-how-many-301-redirects-i-can-do-on-a-site","status":"publish","type":"post","link":"https:\/\/www.suzukikenichi.com\/blog\/is-there-a-limit-to-how-many-301-redirects-i-can-do-on-a-site\/","title":{"rendered":"301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u30da\u30fc\u30b8\u6570\u306b\u4e0a\u9650\u306f\u3042\u308b\u306e\uff1f\u3001301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306e\u7e70\u308a\u8fd4\u3057\u306b\u56de\u6570\u5236\u9650\u306f\u3042\u308b\u306e\uff1f"},"content":{"rendered":"<p class=\"p20-b al-r small\">[\u30ec\u30d9\u30eb\uff1a\u5168\u54e1]<\/p>\n<blockquote><p>1\u30b5\u30a4\u30c8\u306b\u3064\u304d301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3067\u304d\u308b\u30da\u30fc\u30b8\u306e\u6570\u306b\u4e0a\u9650\u306f\u3042\u308b\u306e\u304b\uff1f<br \/>\n301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u4f55\u56de\u307e\u3067\u9023\u7d9a\u3057\u3066\u7e70\u308a\u8fd4\u3057\u4f7f\u3048\u308b\u306e\u304b\uff1f<\/p><\/blockquote>\n<p>Google\u306eMatt Cutts(\u30de\u30c3\u30c8\u30fb\u30ab\u30c3\u30c4)\u6c0f\u304c\u4e0a\u306e\u8cea\u554f\u306b\u5bfe\u3057\u3066\u3001301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3068\u3068\u3082\u306b\u30d3\u30c7\u30aa\u3067\u8aac\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"349\" src=\"\/\/www.youtube.com\/embed\/r1lVPrYoBkA?rel=0\" frameborder=\"0\" allowfullscreen><\/iframe><\/p>\n<p>\u91cd\u8981\u70b9\u3092\u30ea\u30b9\u30c8\u5f62\u5f0f\u3067\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n<ul>\n<li>301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u4f7f\u3046\u3082\u3063\u3068\u3082\u4e00\u822c\u7684\u306a\u30b1\u30fc\u30b9\u306f\u30c9\u30e1\u30a4\u30f3\u3092\u79fb\u8ee2\u3059\u308b\u6642\u3067\u3001\u3053\u306e\u5834\u5408\u306f\u3001\u65b0\u3057\u3044\u30eb\u30fc\u30c8\u30da\u30fc\u30b8\uff08\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\uff09\u306b\u3059\u3079\u3066\u306e\u30da\u30fc\u30b8\u3092\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u5bfe\u5fdc\u3059\u308b\u500b\u3005\u306e\u30da\u30fc\u30b8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3002<\/li>\n<li>1\u3064\u306e\u30b5\u30a4\u30c8\u3067301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3067\u304d\u308b\u30da\u30fc\u30b8\u306e\u6570\u306b\u4e0a\u9650\u306f\u306a\u3044\u30021\u4e07\u30da\u30fc\u30b8\u3067\u3042\u3063\u3066\u3082\u51e6\u7406\u3059\u308b\u3002<\/li>\n<li>\u6c38\u4e45\u306b\u8ee2\u9001\u3059\u308b\u3068\u304d\u306f301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u4f7f\u3046\u304c\u3001\u4e00\u6642\u7684\u306b\u8ee2\u9001\u3057\u3066\u307e\u305f\u5143\u306b\u623b\u3059\u6642\u306f302\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u4f7f\u3046\u3002<\/li>\n<li>\u3042\u308b\u30da\u30fc\u30b8\u304b\u3089\u5225\u306e\u30da\u30fc\u30b8\u3078301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3057\u305d\u306e\u30da\u30fc\u30b8\u304b\u3089\u307e\u305f\u5225\u306e\u30da\u30fc\u30b8\u3078301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3088\u3046\u306b\u3001301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u9023\u7d9a\u3055\u305b\u305f\u5834\u5408\u306f\u30014\u30015\u56de\u7d9a\u3044\u305f\u3068\u3053\u308d\u3067\u51e6\u7406\u3092\u30b9\u30c8\u30c3\u30d7\u3059\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/li>\n<li>301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f1\u56de\u3067\u5b8c\u4e86\u3055\u305b\u308b\u306e\u304c\u7406\u60f3\u3002<\/li>\n<\/ul>\n<p class=\"p40-t\">\n\u50d5\u306e\u30d6\u30ed\u30b0\u306e\u5e38\u9023\u3055\u3093\u306b\u3068\u3063\u3066\u306f\u76ee\u65b0\u3057\u3044\u3053\u3068\u306e\u306a\u3044301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306e\u57fa\u672c\u7684\u306a\u52d5\u304d\u3067\u3059\u306d\u3002<br \/>\n\u3067\u3082\u3061\u3087\u3046\u3069\u3044\u3044\u6a5f\u4f1a\u306a\u306e\u3067\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p class=\"p40-t\"><a href=\"\/\/www.suzukikenichi.com\/blog\/301%E3%83%AA%E3%83%80%E3%82%A4%E3%83%AC%E3%82%AF%E3%83%88%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\/\">\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u5909\u66f4\u3057\u3066\u30b5\u30a4\u30c8\u3092\u79fb\u8ee2\u3059\u308b\u3068\u304d\u306f301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8<\/a>\u3092\u4f7f\u3046\u306e\u304c\u5927\u539f\u5247\u3067\u3059\u3002<\/p>\n<p>\u65e7\u30c9\u30e1\u30a4\u30f3\u306e\u30da\u30fc\u30b8A\u3092\u65b0\u30c9\u30e1\u30a4\u30f3\u306e\u30da\u30fc\u30b8A\u3001\u65e7\u30c9\u30e1\u30a4\u30f3\u306e\u30da\u30fc\u30b8B\u3092\u65b0\u30c9\u30e1\u30a4\u30f3\u306e\u30da\u30fc\u30b8B\u30da\u30fc\u30b8\u3068\u3044\u3046\u3075\u3046\u306b\u30da\u30fc\u30b8\u30ec\u30d9\u30eb\u3067\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u306e\u304c\u901a\u5e38\u3067\u3059\u306d\u3002<br \/>\n\u65e7\u30c9\u30e1\u30a4\u30f3\u306e\u3059\u3079\u3066\u306e\u30da\u30fc\u30b8\u3092\u65b0\u30c9\u30e1\u30a4\u30f3\u306e\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3057\u305f\u3089\u30e6\u30fc\u30b6\u30fc\u304c\u6df7\u4e71\u3057\u307e\u3059\u3002<\/p>\n<p>1\u3064\u306e\u30b5\u30a4\u30c8\u3067301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3067\u304d\u308b\u30da\u30fc\u30b8\u6570\u306b\u5236\u9650\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u4e0a\u9650\u5024\u306a\u3093\u3066\u50d5\u306f\u8003\u3048\u305f\u3053\u3068\u3082\u306a\u304b\u3063\u305f\u3067\u3059\u3002<br \/>\n1\u4e07\u30da\u30fc\u30b8\u3042\u3063\u3066\u305d\u306e\u3046\u3061\u306e5,000\u30da\u30fc\u30b8\u307e\u3067\u3057\u304b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u51e6\u7406\u3057\u3066\u3082\u3089\u3048\u306a\u304b\u3063\u305f\u3089\u56f0\u308a\u307e\u3059\u3002<br \/>\n\u3067\u3082\u305d\u3093\u306a\u5fc3\u914d\u306f\u4e0d\u8981\u3067\u3059\u3002<br \/>\n\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u30b5\u30a4\u30c8\u5358\u4f4d\u3067\u306f\u306a\u304fURL\uff08\u30da\u30fc\u30b8\uff09\u5358\u4f4d\u3067301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u8a8d\u8b58\u30fb\u51e6\u7406\u3057\u3066\u3044\u308b\u306e\u3067\u5f53\u7136\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306e\u7e70\u308a\u8fd4\u3057\u306b\u306f\u5236\u9650\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u30da\u30fc\u30b8A \u21d2 \uff08301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\uff09 \u21d2 \u30da\u30fc\u30b8B \u21d2\u3000\uff08301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\uff09 \u21d2 \u30da\u30fc\u30b8C\u3000\u21d2 \uff08301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\uff09 \u21d2 \u2026\u2026<br \/>\n\u3053\u306e\u3088\u3046\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u7e70\u308a\u8fd4\u3057\u305f\u3068\u3059\u308b\u3068\uff08\u30c1\u30a7\u30fc\u30f3\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306a\u3093\u3066\u547c\u3076\u3053\u3068\u3082\u3042\u308b\uff09\u3001\u4e00\u5b9a\u306e\u56de\u6570\u3067\u51e6\u7406\u3092\u3084\u3081\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<br \/>\nMatt Cutts\u6c0f\u306f\u30014\u30015\u56de\u3068\u8a00\u3063\u3066\u3044\u307e\u3059\u304c\u3001<a href=\"http:\/\/code.google.com\/web\/controlcrawlindex\/docs\/robots_txt.html\">Google\u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u306b\u306f\u3001RFC\u3067\u5b9a\u3081\u3089\u308c\u305f\u4ed5\u69d8\u306b\u5f93\u3063\u30665\u56de\u307e\u3067\u8a31\u53ef\u30576\u56de\u76ee\u306b\u306a\u308b\u3068404\u30a8\u30e9\u30fc\u3068\u3057\u3066\u51e6\u7406\u3059\u308b\u3068\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>5\u56de\u307e\u3067OK\u3068\u306f\u3044\u3063\u3066\u3082\u3001\u30c1\u30a7\u30fc\u30f3\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u51e6\u7406\u304c\u9045\u308c\u308b\u3053\u3068\u3082\u3042\u308b\u306e\u3067\u3001\u3084\u3080\u3092\u5f97\u306a\u3044\u4e8b\u60c5\u304c\u3042\u308b\u306e\u3067\u306a\u3051\u308c\u3070301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f1\u56de\u3067\u5b8c\u7d50\u3055\u305b\u308b\u3079\u304d\u3067\u3059\u3002<\/p>\n<p><a href=\"\/\/www.suzukikenichi.com\/blog\/difference-between-301-redirect-and-302-redirect\/\">301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3068302\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306e\u9055\u3044<\/a>\u306f\u4ee5\u524d\u306b\u8aac\u660e\u3057\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n302\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u518d\u3073\u5143\u306eURL\u306b\u623b\u3059\u6642\u306b\u4f7f\u3044\u307e\u3059\u3002<br \/>\n\u4e00\u822c\u7684\u306b\u306f\u6570\u65e5\u304b\u3089\u6570\u9031\u9593\u306e\u9593\u3060\u3051\u5225\u306eURL\u306b\u79fb\u3059\u6642\u3067\u3059\u304b\u306d\u3002<br \/>\n\u7d4c\u9a13\u304b\u3089\u8a00\u3063\u3066\u3001302\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u5229\u7528\u3059\u308b\u30b1\u30fc\u30b9\u306f\u9650\u3089\u308c\u3066\u304f\u308b\u3068\u601d\u3044\u307e\u3059\uff08\u30b5\u30a4\u30c8\u306e<a href=\"\/\/www.suzukikenichi.com\/blog\/hey-gnavi-you-should-have-used-503-not-302\/\">\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u6642\u306b\u306f302\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u306f\u4f7f\u3063\u3066\u306f\u30c0\u30e1<\/a>\u3067\u3059\u3002\u5fc5\u305a<a href=\"\/\/www.suzukikenichi.com\/blog\/using-503-error-at-site-maintenance\/\">503\u3092\u8fd4\u3059<\/a>\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\uff09\u3002<\/p>\n<p>301\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3068\u9055\u3063\u3066\u3001302\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3067\u306f\u88ab\u30ea\u30f3\u30af\u306a\u3069\u5143\u306e\u30da\u30fc\u30b8\u304c\u6301\u3063\u3066\u3044\u308b\u8a55\u4fa1\u306f\u8ee2\u9001\u5148\u306e\u30da\u30fc\u30b8\u306b\u6e21\u308a\u307e\u305b\u3093\u3002<br \/>\n\u691c\u7d22\u7d50\u679c\u306b\u306f\u8ee2\u9001\u5143\u306e\u30da\u30fc\u30b8\u306eURL\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u304c\u3001\u30da\u30fc\u30b8\u30bf\u30a4\u30c8\u30eb\u3084\u30b9\u30cb\u30da\u30c3\u30c8\uff08meta description\uff09\u306f\u8ee2\u9001\u5148\u306e\u30da\u30fc\u30b8\u306e\u60c5\u5831\u304c\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p class=\"p60-t\">\n<a href=\"http:\/\/www.youtube.com\/user\/GoogleWebmasterHelp\">Matt Cutts\u6c0f\u304c\u51fa\u6f14\u3059\u308b\u30a6\u30a7\u30d6\u30de\u30b9\u30bf\u30fc\u5411\u3051\u306eQ&amp;A\u30d3\u30c7\u30aa<\/a>\u306f\u3001\u65b0\u3057\u3044\u30b7\u30ea\u30fc\u30ba\u306b\u5165\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u308c\u307e\u3067\u306e\u3088\u3046\u306b\u7279\u5b9a\u306e\u8cea\u554f\u306b\u30e9\u30f3\u30c0\u30e0\u306b\u56de\u7b54\u3057\u3066\u3044\u304f\u306e\u3067\u306f\u306a\u304f\u3001\u30a6\u30a7\u30d6\u30de\u30b9\u30bf\u30fc\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u30c8\u30d4\u30c3\u30af\u3092\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u5f62\u5f0f\u3067\u89e3\u8aac\u3059\u308b\u3001\u4eca\u307e\u3067\u3088\u308a\u3082\u9577\u3044\u30d3\u30c7\u30aa\u306b\u306a\u308b\u3068\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u65b0\u3057\u3044\u30d3\u30c7\u30aa\u304c\u516c\u958b\u3055\u308c\u305f\u3089\u3001\u3053\u306e\u30d6\u30ed\u30b0\u304b<a 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