{"id":21255,"date":"2026-09-02T08:35:33","date_gmt":"2026-09-02T06:35:33","guid":{"rendered":"https:\/\/webhosting.de\/nginx-rate-limiting-schutz-vor-bot-traffic-angriffen-secure\/"},"modified":"2026-09-02T08:35:33","modified_gmt":"2026-09-02T06:35:33","slug":"nginx-%e3%81%ae%e3%83%ac%e3%83%bc%e3%83%88%e5%88%b6%e9%99%90%e3%80%81%e3%83%9c%e3%83%83%e3%83%88%e3%83%88%e3%83%a9%e3%83%95%e3%82%a3%e3%83%83%e3%82%af%e3%81%ab%e3%82%88%e3%82%8b%e6%94%bb%e6%92%83","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/nginx-rate-limiting-schutz-vor-bot-traffic-angriffen-secure\/","title":{"rendered":"NGINX\u306e\u30ec\u30fc\u30c8\u5236\u9650\uff1a\u30dc\u30c3\u30c8\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3084\u653b\u6483\u306b\u5bfe\u3059\u308b\u52b9\u679c\u7684\u306a\u9632\u5fa1"},"content":{"rendered":"<p><strong>NGINX\u306e\u30ec\u30fc\u30c8<\/strong> Limiting\u306f\u3001\u81ea\u52d5\u5316\u3055\u308c\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u505c\u6b62\u3057\u3001\u30d4\u30fc\u30af\u8ca0\u8377\u3092\u7de9\u548c\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u30ed\u30b0\u30a4\u30f3\u3001API\u3001\u30d5\u30a9\u30fc\u30e0\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u30dc\u30c3\u30c8\u3084\u653b\u6483\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5236\u9650\u3092\u5b9a\u7fa9\u3057\u3001\u305d\u308c\u3092 <strong>\u30dc\u30c3\u30c8\u5bfe\u7b56<\/strong> \u3053\u308c\u3092\u6d3b\u7528\u3057\u3001\u30a2\u30af\u30bb\u30b9\u6570\u306e\u591a\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u5411\u3051\u306b\u5805\u7262\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u69cb\u7bc9\u3059\u308b\u3002.<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n\n<p><strong>\u91cd\u8981\u306a<\/strong> \u305d\u306e\u4e3b\u306a\u30dd\u30a4\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n<ul>\n  <li><strong>\u6599\u91d1\u5236\u9650<\/strong> \u60aa\u610f\u306e\u3042\u308b\u653b\u6483\u3092\u963b\u6b62\u3057\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30ea\u30bd\u30fc\u30b9\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30d0\u30fc\u30b9\u30c8\uff0f\u30ce\u30fc\u30ec\u30a4<\/strong> \u30e6\u30fc\u30b6\u30fc\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u6b63\u5f53\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u30d4\u30fc\u30af\u3092\u5438\u53ce\u3057\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30be\u30fc\u30f3<\/strong> \u4eba\u9593\u3068\u30dc\u30c3\u30c8\u3092\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u5236\u9650\u3067\u533a\u5225\u3059\u308b\u3002.<\/li>\n  <li><strong>\u30ed\u30ae\u30f3\u30b0<\/strong> \u30ea\u30df\u30c3\u30c8\u3092\u53cd\u5fa9\u7684\u306b\u7d5e\u308a\u8fbc\u3080\u305f\u3081\u306e\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3059\u308b\u3002.<\/li>\n  <li><strong>\u7d71\u5408<\/strong> WAF\u3001DDoS\u5bfe\u7b56\u3001\u304a\u3088\u3073\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u305d\u306e\u52b9\u679c\u3092\u9ad8\u3081\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n<h2>\u30ec\u30fc\u30c8\u5236\u9650\u304c\u653b\u6483\u3092\u65e9\u671f\u306b\u963b\u6b62\u3059\u308b\u7406\u7531<\/h2>\n\n<p>\u653b\u6483\u8005\u306f\u9ad8\u3044 <strong>\u30ea\u30af\u30a8\u30b9\u30c8\u7387<\/strong>, \u3001\u30ed\u30b0\u30a4\u30f3\u30d5\u30a9\u30fc\u30e0\u306e\u60aa\u7528\u3001API\u3078\u306e\u904e\u5ea6\u306a\u8ca0\u8377\u3001\u3042\u308b\u3044\u306f\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u81ea\u52d5\u30b9\u30af\u30ec\u30a4\u30d4\u30f3\u30b0\u3092\u9632\u3050\u305f\u3081\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30ad\u30fc\u3054\u3068\uff08\u901a\u5e38\u306fIP\u30a2\u30c9\u30ec\u30b9\u3054\u3068\uff09\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u3092\u5236\u9650\u3057\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u5236\u9650\u3059\u308b\u304b\u3001\u9045\u5ef6\u3055\u305b\u308b\u304b\u3001\u3042\u308b\u3044\u306f429\u3092\u8fd4\u3059\u304b\u3092\u5224\u65ad\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u30dc\u30c3\u30c8\u306b\u3088\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092CPU\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u304b\u3089\u906e\u65ad\u3057\u3001\u6b63\u5f53\u306a\u30e6\u30fc\u30b6\u30fc\u306e\u307f\u3092\u901a\u904e\u3055\u305b\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001\/login\u3001\/auth\u3001\/xmlrpc.php\u3068\u3044\u3063\u305f\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u30d1\u30b9\u3084\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u5927\u91cf\u306b\u6d88\u8cbb\u3059\u308b\u691c\u7d22\u3067\u306f\u3001\u3053\u306e\u624b\u6cd5\u306e\u52b9\u679c\u304c\u9855\u8457\u3067\u3059\u3002\u3053\u306e\u624b\u6cd5\u306e\u51fa\u5178\u306f\u3001 <strong>Nginx\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/strong> ngx_http_limit_req_module \u306b\u3064\u3044\u3066\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/nginx-rate-limiting-rechenzentrum-4738.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u5b9f\u904b\u7528\u306b\u304a\u3051\u308bNGINX\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u52d5\u4f5c<\/h2>\n\n<p>\u3053\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u4ee5\u4e0b\u306e\u539f\u7406\u306b\u57fa\u3065\u3044\u3066\u52d5\u4f5c\u3057\u307e\u3059\u3002 <strong>\u6f0f\u308c\u305f\u30d0\u30b1\u30c4<\/strong>- \u4ed5\u7d44\u307f\uff1aNGINX \u306f\u5404\u30ad\u30fc\u306b\u3064\u3044\u3066\u3001\u30be\u30fc\u30f3\u5185\u306b\u30ab\u30a6\u30f3\u30c8\u5024\u3092\u4fdd\u5b58\u3057\u3001\u305d\u308c\u3092\u8a31\u5bb9\u30ec\u30fc\u30c8\u3068\u6bd4\u8f03\u3057\u307e\u3059\u3002\u4ee3\u8868\u7684\u306a\u30ad\u30fc\u3068\u3057\u3066\u306f\u3001IP \u30a2\u30c9\u30ec\u30b9\u7528\u306e $binary_remote_addr\u3001API \u30ad\u30fc\u7528\u306e\u30c8\u30fc\u30af\u30f3\u3001\u3042\u308b\u3044\u306f map \u306b\u3088\u308b\u6d3e\u751f\u5024\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002 \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u30ec\u30fc\u30c8\u304a\u3088\u3073\u30d0\u30fc\u30b9\u30c8\u30d0\u30c3\u30d5\u30a1\u3092\u7d99\u7d9a\u7684\u306b\u8d85\u904e\u3059\u308b\u5834\u5408\u3001NGINX\u306f\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u8ee2\u9001\u3059\u308b\u524d\u306b\u305d\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u62d2\u5426\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u51e6\u7406\u6642\u9593\u304c\u7bc0\u7d04\u3055\u308c\u3001\u5b9f\u969b\u306e\u8a2a\u554f\u8005\u306b\u5bfe\u3059\u308b\u9045\u5ef6\u304c\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u5bfe\u5fdc\u3068\u3057\u3066\u3001429 Too Many Requests \u307e\u305f\u306f\u4efb\u610f\u306e\u4ed6\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002 <strong>\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9<\/strong> \u3046\u30fc\u3093<\/p>\n\n<h2>\u8a2d\u5b9a\uff1a\u624b\u9806\u3054\u3068\u306b\u8a73\u3057\u304f\u89e3\u8aac<\/h2>\n\n<p>\u307e\u305a\u3001http\u30bb\u30af\u30b7\u30e7\u30f3\u5185\u306e\u30be\u30fc\u30f3\u304b\u3089\u59cb\u3081\u3001\u9069\u5ea6\u306a\u30ec\u30fc\u30c8\u8a2d\u5b9a\u3092\u884c\u3044\u3001\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u3044\u30d1\u30b9\u306b\u5bfe\u3057\u3066\u30d4\u30f3\u30dd\u30a4\u30f3\u30c8\u3067\u6709\u52b9\u306b\u3057\u307e\u3059\u3002 \u77ed\u6642\u9593\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u6025\u5897\u306b\u306f\u300c\u30d0\u30fc\u30b9\u30c8\u300d\u3092\u8a2d\u5b9a\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u300cnodelay\u300d\u3092\u6307\u5b9a\u3057\u3066\u3001\u6025\u6fc0\u306a\u63a5\u7d9a\u62d2\u5426\u3092\u9632\u3050\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u3067\u30c6\u30b9\u30c8\u3092\u884c\u3044\u3001\u30ed\u30b0\u3092\u5206\u6790\u3057\u3066\u304b\u3089\u672c\u756a\u74b0\u5883\u306b\u9069\u7528\u3057\u307e\u3059\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u6b63\u5f53\u306a\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u4e0d\u5fc5\u8981\u306a\u30a2\u30af\u30bb\u30b9\u5236\u9650\u304c\u304b\u304b\u308b\u30ea\u30b9\u30af\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u4f8b\u3092\u6319\u3052\u308b\u3068\u3001 <strong>\u69cb\u6587<\/strong> \u624b\u306b\u5165\u308b\uff1a<\/p>\n\n<pre><code># http {}\nlimit_req_zone $binary_remote_addr zone=req_limit_per_ip:10m rate=10r\/s;\n\nserver {\n  location \/api\/ {\n    limit_req zone=req_limit_per_ip burst=20 nodelay;\n    limit_req_status 429;\n  }\n\n  location \/login {\n    limit_req zone=req_limit_per_ip burst=5;\n    limit_req_status 429;\n  }\n}\n<\/code><\/pre>\n\n<h2>\u30be\u30fc\u30f3\u3068\u30e6\u30fc\u30b6\u30fc\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u30ed\u30b8\u30c3\u30af\u3092\u7528\u3044\u305f\u30dc\u30c3\u30c8\u5bfe\u7b56<\/h2>\n\n<p>IP\u30d9\u30fc\u30b9\u306e\u5236\u9650\u3067\u306f\u3001\u5206\u6563\u578b\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306b\u5bfe\u3057\u3066\u306f\u307b\u3068\u3093\u3069\u52b9\u679c\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092 <strong>\u30be\u30fc\u30f3<\/strong>: \u4eba\u9593\u306b\u306f\u3088\u308a\u5bdb\u5927\u306a\u5236\u9650\u5024\u3092\u8a2d\u5b9a\u3057\u3001\u6c4e\u7528\u30af\u30ed\u30fc\u30e9\u30fc\u306b\u306f\u3088\u308a\u53b3\u3057\u3044\u5236\u9650\u3092\u8ab2\u3057\u307e\u3059\u3002\u300cmap\u300d\u3092\u4f7f\u3063\u3066\u30e6\u30fc\u30b6\u30fc\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3092\u8a55\u4fa1\u3057\u3001Googlebot\u306a\u3069\u306e\u8a31\u53ef\u3055\u308c\u305f\u30dc\u30c3\u30c8\u3092\u8b58\u5225\u3057\u3066\u3001\u305d\u308c\u3089\u306b\u306f\u500b\u5225\u306b\u53b3\u91cd\u306b\u76e3\u8996\u3055\u308c\u305f\u5236\u9650\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002 \u7121\u540d\u306e\u30b9\u30af\u30ec\u30a4\u30d1\u30fc\u306b\u5bfe\u3057\u3066\u306f\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u5927\u91cf\u306b\u6d88\u8cbb\u3059\u308b\u30d1\u30b9\u306b\u53b3\u3057\u3044\u5236\u9650\u3092\u8a2d\u3051\u307e\u3059\u3002\u7279\u5b9a\u306e\u30d1\u30bf\u30fc\u30f3\u304c\u691c\u51fa\u3055\u308c\u305f\u5834\u5408\u306f\u3001\u305d\u306e <strong>\u30ec\u30fc\u30c8<\/strong> \u518d\u3073\u6b63\u5e38\u7bc4\u56f2\u306b\u623b\u3063\u305f\u3002.<\/p>\n\n<h2>\u5fae\u8abf\u6574\uff1a\u30ec\u30fc\u30c8\u3001\u30d0\u30fc\u30b9\u30c8\u3001\u30ce\u30fc\u30c9\u30ec\u30a4\u3001\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9<\/h2>\n\n<p>\u300cRate\u300d\u306f1\u79d2\u3042\u305f\u308a\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092\u8abf\u6574\u3057\u3001\u300cBurst\u300d\u306f\u77ed\u6642\u9593\u306e\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3092\u8a31\u53ef\u3057\u3001\u300cnodelay\u300d\u306f\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3068\u5373\u6642\u901a\u904e\u306e\u3069\u3061\u3089\u3092\u512a\u5148\u3059\u308b\u304b\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u6700\u521d\u306f\u63a7\u3048\u3081\u306a\u8a2d\u5b9a\u3001\u4f8b\u3048\u3070API\u306b\u5bfe\u3057\u306610r\/s\u3001burst 20\u304b\u3089\u59cb\u3081\u3001\u30ed\u30b0\u5206\u6790\u306e\u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u8abf\u6574\u3057\u307e\u3059\u3002\u30ed\u30b0\u30a4\u30f3\u30eb\u30fc\u30c8\u306b\u3064\u3044\u3066\u306f\u3001\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u653b\u6483\u3092\u6291\u5236\u3059\u308b\u305f\u3081\u306b\u3001\u4f8b\u3048\u30701r\/s\u3067burst\u3092\u5c0f\u3055\u304f\u8a2d\u5b9a\u3057\u307e\u3059\u3002 \u5236\u9650\u3092\u8d85\u3048\u305f\u5834\u5408\u306f429\u3092\u8fd4\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f <strong>\u5bfe\u51e6\u3059\u308b<\/strong> \u305d\u3057\u3066\u3001\u30ea\u30c8\u30e9\u30a4\u30ed\u30b8\u30c3\u30af\u304c\u9069\u5207\u306b\u6a5f\u80fd\u3057\u3066\u3044\u308b\u3053\u3068\u3002\u7279\u5225\u306a\u30b1\u30fc\u30b9\u3067\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u8981\u671b\u306b\u5fdc\u3058\u3066\u4ee3\u66ff\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n<h2>\u8868\u306b\u3088\u308b\u6982\u8981\uff1a\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3068\u305d\u306e\u7528\u9014<\/h2>\n\n<p>\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3042\u308b\u3002 <strong>\u30c6\u30fc\u30d6\u30eb<\/strong> \u4e3b\u8981\u306a\u6307\u91dd\u3092\u307e\u3068\u3081\u3001\u305d\u308c\u3089\u304c\u3044\u3064\u6709\u7528\u3067\u3042\u308b\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u6307\u4ee4<\/th>\n      <th>\u52b9\u679c<\/th>\n      <th>\u4f8b<\/th>\n      <th>\u4ee3\u8868\u7684\u306a\u4f7f\u7528\u4f8b<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>limit_req_zone<\/td>\n      <td>\u30ad\u30fc\u3001\u30be\u30fc\u30f3\u3001\u304a\u3088\u3073 <strong>\u30ec\u30fc\u30c8<\/strong> \u56fa\u304f<\/td>\n      <td>limit_req_zone $binary_remote_addr zone=perip:10m rate=10r\/s;<\/td>\n      <td>IP\u3001\u30c8\u30fc\u30af\u30f3\u3001\u307e\u305f\u306f\u30e6\u30fc\u30b6\u30fc\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3054\u3068\u306e\u57fa\u6e96<\/td>\n    <\/tr>\n    <tr>\n      <td>limit_req<\/td>\n      <td>[ ] \u5185\u306e\u5236\u9650\u3092\u6709\u52b9\u306b\u3057\u307e\u3059 <strong>\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong>\/\u30b5\u30fc\u30d0\u30fc<\/td>\n      <td>limit_req zone=perip burst=20 nodelay;<\/td>\n      <td>\u30d1\u30b9\u3054\u3068\u3001\u307e\u305f\u306fvHost\u3054\u3068\u306e\u8a73\u7d30\u306a\u5236\u5fa1<\/td>\n    <\/tr>\n    <tr>\n      <td>limit_req_status<\/td>\n      <td>HTTP\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3057\u307e\u3059 <strong>\u8d85\u904e<\/strong><\/td>\n      <td>limit_req_status 429;<\/td>\n      <td>\u9069\u5207\u306a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u52d5\u4f5c\u3068\u518d\u8a66\u884c<\/td>\n    <\/tr>\n    <tr>\n      <td>\u5730\u56f3<\/td>\n      <td>\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u8ee2\u9001\u3059\u308b <strong>\u30be\u30fc\u30f3<\/strong> \u306b\u65bc\u3044\u3066<\/td>\n      <td>map $http_user_agent $is_bot {\u2026}<\/td>\n      <td>\u30e6\u30fc\u30b6\u30fc\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u57fa\u3065\u304f\u30dc\u30c3\u30c8\u3068\u4eba\u9593\u306e\u533a\u5225<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/NGINXLimitingMeeting1234.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u5b9f\u8df5\uff1a\u30ed\u30b0\u30a4\u30f3\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u7684\u78ba\u306b\u4fdd\u8b77\u3059\u308b<\/h2>\n\n<p>\u79c1\u306f \/login \u3092\u975e\u5e38\u306b\u53b3\u3057\u304f\u5236\u9650\u3057\u3066\u3044\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u30dc\u30c3\u30c8\u304c\u5f37\u529b\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3092 <strong>\u983b\u5ea6<\/strong> \u8a66\u884c\u932f\u8aa4\u3059\u308b\u30021r\/s\u306b\u30d0\u30fc\u30b9\u30c83\u3092\u8a2d\u5b9a\u3059\u308c\u3070\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u904e\u5ea6\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u3001\u5927\u898f\u6a21\u306a\u63a8\u6e2c\u653b\u6483\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u308b\u3002 \u3055\u3089\u306b\u3001\u7e70\u308a\u8fd4\u3057\u5931\u6557\u3057\u305f\u30b1\u30fc\u30b9\u3092\u30ed\u30b0\u306b\u8a18\u9332\u3057\u3001\u305d\u306eIP\u3092\u4e00\u6642\u7684\u306b\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u30022FA\u3084\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30ad\u30e3\u30d7\u30c1\u30e3\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30bb\u30c3\u30b7\u30e7\u30f3\u51e6\u7406\u3078\u306e\u8ca0\u8377\u304c\u8457\u3057\u304f\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u5931\u6557\u56de\u6570\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001 <strong>\u30a2\u30af\u30bb\u30b9<\/strong> \u5b89\u5b9a\u3057\u3066\u6e96\u5099\u4e07\u7aef\u3002.<\/p>\n\n<h2>\u5b9f\u8df5\uff1aAPI\u3092\u516c\u6b63\u304b\u3064\u7ba1\u7406\u3055\u308c\u305f\u5f62\u3067\u63d0\u4f9b\u3059\u308b\u3053\u3068<\/h2>\n\n<p>API\u306b\u306f\u660e\u78ba\u306a <strong>\u30aa\u30c3\u30ba<\/strong>, \u3001\u500b\u3005\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u5168\u4f53\u3092\u5360\u6709\u3057\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u3067\u3059\u3002 \u4e00\u822c\u7684\u306a\u30eb\u30fc\u30c8\u306b\u306f10r\/s\u3001\u30d0\u30fc\u30b9\u30c8\u306f20\u306b\u8a2d\u5b9a\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u591a\u304f\u6d88\u8cbb\u3059\u308b\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u306f\u3088\u308a\u53b3\u3057\u3044\u5024\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u30c8\u30fc\u30af\u30f3\u3084API\u30ad\u30fc\u304c\u5229\u7528\u53ef\u80fd\u306a\u5834\u5408\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u3054\u3068\u3067\u306f\u306a\u304f\u30c8\u30fc\u30af\u30f3\u3054\u3068\u306b\u5236\u9650\u3092\u8a2d\u3051\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9867\u5ba2\u9593\u306e\u516c\u5e73\u6027\u304c\u78ba\u4fdd\u3055\u308c\u3001\u60aa\u7528\u3082\u9632\u6b62\u3055\u308c\u307e\u3059\u3002\u3088\u308a\u8a73\u3057\u3044\u89e3\u8aac\u306b\u3064\u3044\u3066\u306f\u3001\u79c1\u306e\u8a18\u4e8b\u300c <a href=\"https:\/\/webhosting.de\/ja\/api%e3%83%ac%e3%83%bc%e3%83%88%e5%88%b6%e9%99%90%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e6%82%aa%e7%94%a8%e9%98%b2%e6%ad%a2%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3\/\">API\u306e\u30ec\u30fc\u30c8\u5236\u9650<\/a>, \u3001\u3053\u306e\u6982\u5ff5\u3092\u3088\u308a\u5e83\u3044\u6587\u8108\u3067\u4f4d\u7f6e\u3065\u3051\u308b\u3082\u306e\u3067\u3042\u308b\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/nginx-rate-limiting-security-5721.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3001\u30ed\u30ae\u30f3\u30b0\u3001\u304a\u3088\u3073\u53cd\u5fa9\u7684\u306a\u6700\u9069\u5316<\/h2>\n\n<p>429\u306e\u30ec\u30b9\u3092\u542b\u3080\u30ed\u30b0\u3092\u8a18\u9332\u3057\u3066\u3044\u307e\u3059 <strong>\u30ad\u30fc<\/strong> \uff08\u4f8b\uff1aIP\u3084\u30c8\u30fc\u30af\u30f3\uff09\u3068\u30d1\u30b9\u3092\u5206\u6790\u3057\u3001\u30d1\u30bf\u30fc\u30f3\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002\u3054\u304f\u4e00\u90e8\u306e\u30d1\u30b9\u3067\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u6025\u5897\u304c\u898b\u3089\u308c\u308b\u5834\u5408\u306f\u30b9\u30af\u30ec\u30a4\u30d4\u30f3\u30b0\u3084\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u653b\u6483\u306e\u5146\u5019\u3067\u3042\u308a\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u5206\u6563\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3068\u8a00\u3048\u307e\u3059\u3002 \u3053\u306e\u30c7\u30fc\u30bf\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5fc5\u8981\u306a\u7b87\u6240\u306b\u306e\u307f\u5236\u9650\u3092\u8a2d\u3051\u3001\u8aa4\u691c\u77e5\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3066\u3044\u307e\u3059\u3002\u30ec\u30fc\u30c8\u3001\u30a8\u30e9\u30fc\u7387\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u8868\u793a\u3059\u308b\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306b\u3088\u308a\u3001\u5909\u66f4\u3054\u3068\u306e\u52b9\u679c\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001 <strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u9ad8\u3044\u4e00\u65b9\u3067\u3001\u4fdd\u8b77\u52b9\u679c\u306f\u9ad8\u307e\u3063\u3066\u3044\u308b\u3002.<\/p>\n\n<h2>\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u69cb\u60f3\u3078\u306e\u7d44\u307f\u8fbc\u307f<\/h2>\n\n<p>\u30ec\u30fc\u30c8\u30fb\u30ea\u30df\u30c3\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u5f37\u529b\u306a\u7b2c\u4e00\u306e\u624b\u6bb5\u3060\u3068\u8003\u3048\u3066\u3044\u307e\u3059 <strong>\u5c64<\/strong>, \u3067\u3059\u304c\u3001\u79c1\u306f\u3053\u308c\u3092WAF\u30eb\u30fc\u30eb\u3001IP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3001TLS\u306e\u5f37\u5316\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u3044\u307e\u3059\u3002\u5927\u898f\u6a21\u306a\u653b\u6483\u306b\u5bfe\u3057\u3066\u306f\u3001NGINX\u304c\u51e6\u7406\u3092\u884c\u3046\u524d\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ec\u30d9\u30eb\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3001\u4e0a\u6d41\u5074\u306eDDoS\u5bfe\u7b56\u304c\u6709\u52b9\u3067\u3059\u3002 \u79c1\u306f\u7d99\u7d9a\u7684\u306b\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u8a08\u6e2c\u3057\u3001\u7570\u5e38\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u6025\u5897\u306b\u5bfe\u3057\u3066\u30a2\u30e9\u30fc\u30c8\u3092\u8a2d\u5b9a\u3057\u3001\u30eb\u30fc\u30eb\u306e\u66f4\u65b0\u3092\u901a\u3058\u3066\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u8907\u6570\u306e\u69cb\u6210\u8981\u7d20\u304c\u7d44\u307f\u5408\u308f\u3055\u308a\u3001\u5f37\u976d\u306a\u9632\u5fa1\u7db2\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8cc7\u6599\u3067\u5b9f\u8df5\u7684\u306a\u6982\u8981\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/webhosting.de\/ja\/ddos%e7%b7%a9%e5%92%8c%e3%82%a6%e3%82%a7%e3%83%96%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e6%88%a6%e7%95%a5%e4%bf%9d%e8%ad%b7%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af\/\">DDoS\u5bfe\u7b56<\/a>.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/nginx_schutz_tech_office_6352.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30dc\u30c3\u30c8\u3068\u4eba\u9593\u306b\u304a\u3051\u308b\u5177\u4f53\u7684\u306a\u8a2d\u5b9a\u30d1\u30bf\u30fc\u30f3<\/h2>\n\n<p>map \u3092\u4f7f\u3063\u3066\u8a2a\u554f\u8005\u3092\u30ab\u30c6\u30b4\u30ea\u5225\u306b\u5206\u985e\u3057\u3001\u305d\u308c\u305e\u308c\u5225\u306e <strong>\u30be\u30fc\u30f3<\/strong>. \u65e2\u77e5\u306e\u30af\u30ed\u30fc\u30e9\u30fc\u306b\u306f\u9069\u5ea6\u306a\u5236\u9650\u3092\u8a2d\u3051\u3001\u6c4e\u7528\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u306f\u3088\u308a\u53b3\u3057\u3044\u5236\u9650\u3092\u8ab2\u3057\u307e\u3059\u3002\/search \u3084 \/report \u3068\u3044\u3063\u305f\u30d1\u30b9\u306b\u3064\u3044\u3066\u306f\u3001CPU \u3092\u5927\u91cf\u306b\u6d88\u8cbb\u3059\u308b\u305f\u3081\u3001\u3088\u308a\u53b3\u683c\u306a\u5bfe\u5fdc\u3092\u3068\u308a\u307e\u3059\u3002 \u9055\u53cd\u304c\u7e70\u308a\u8fd4\u3055\u308c\u308b\u5834\u5408\u3001\u5236\u9650\u3092\u7de9\u548c\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u4e00\u6642\u7684\u306b\u30a2\u30af\u30bb\u30b9\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u304b\u3001\u691c\u8a3c\u3092\u30dc\u30c3\u30c8\u691c\u77e5\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u79fb\u884c\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001 <strong>\u4e0d\u6b63\u5229\u7528\u7387<\/strong> \u4f4e\u304f\u6291\u3048\u3064\u3064\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306e\u52d5\u4f5c\u3092\u59a8\u3052\u306a\u3044\u3002.<\/p>\n\n<h2>\u4f8b\uff1a2\u3064\u306e\u30be\u30fc\u30f3\u3068\u30e6\u30fc\u30b6\u30fc\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u30de\u30c3\u30d4\u30f3\u30b0<\/h2>\n\n<p>\u4ee5\u4e0b\u306e\u65ad\u7247\u306f\u3001\u4ee5\u4e0b\u306e\u533a\u5206\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u30e6\u30fc\u30b6\u30fc\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8<\/strong> \u305d\u3057\u3066\u3001\u9069\u5207\u306a\u5236\u9650\u5024\u306e\u8a2d\u5b9a\u3067\u3059\u3002\u79c1\u306f\u3053\u308c\u3092\u3001\u304d\u3081\u7d30\u304b\u306a\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3084\u30ed\u30ae\u30f3\u30b0\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u305d\u306e\u52b9\u679c\u3092\u6b63\u78ba\u306b\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u6c4e\u7528\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u30dc\u30c3\u30c8\u306f\u53b3\u683c\u306a\u30be\u30fc\u30f3\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u307e\u3059\u3002\u4eba\u9593\u3084\u8a8d\u8a3c\u6e08\u307f\u306e\u30af\u30ed\u30fc\u30e9\u30fc\u306f\u3001\u3088\u308a\u7de9\u3084\u304b\u306a\u30be\u30fc\u30f3\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u8a08\u753b\u53ef\u80fd\u306a <strong>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8<\/strong> \u5404\u30af\u30e9\u30b9\u306b\u3064\u304d\uff1a<\/p>\n\n<pre><code>map $http_user_agent $is_bot {\n  default 0;\n  \"~*googlebot\"     0;\n  \"~*bingbot\" 0;\n  \"~*crawler|scraper|bot\" 1;\n}\n\nlimit_req_zone $binary_remote_addr zone=human:10m rate=10r\/s;\nlimit_req_zone $binary_remote_addr zone=bot:10m   rate=1r\/s;\n\nserver {\n  location \/ {\n    if ($is_bot) {\n limit_req zone=bot burst=5;\n    }\n    if ($is_bot = 0) {\n limit_req zone=human burst=20 nodelay;\n    }\n    limit_req_status 429;\n  }\n}\n<\/code><\/pre>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/nginx_rate_limiting_schutz_3947.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30a8\u30e9\u30fc\u51e6\u7406\uff1a429\u3092\u6b63\u3057\u304f\u4f1d\u3048\u308b<\/h2>\n\n<p>Limits\u3067\u306f\u3001\u660e\u78ba\u306a <strong>\u56de\u7b54<\/strong> \u518d\u8a66\u884c\u304c\u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u3064\u3044\u3066\u306e\u8aac\u660e\u3092\u6dfb\u3048\u3066\u3002API\u306e\u5834\u5408\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u30d0\u30c3\u30af\u30aa\u30d5\u3092\u9069\u7528\u3067\u304d\u308b\u3088\u3046\u3001\u6709\u52b9\u306aRetry-After\u30d8\u30c3\u30c0\u30fc\u3092\u542b\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4eba\u9593\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u3001\u6280\u8853\u7684\u306a\u8a73\u7d30\u3092\u7701\u3044\u305f\u7c21\u6f54\u306a\u8aac\u660e\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c1\u30b1\u30c3\u30c8\u306e\u4ef6\u6570\u3092\u6e1b\u3089\u3057\u3001\u52d5\u4f5c\u306e\u7406\u89e3\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002\u3059\u3063\u304d\u308a\u3068\u3057\u305f <strong>UX<\/strong> \u5236\u9650\u3092\u8a31\u5bb9\u3067\u304d\u308b\u3082\u306e\u306b\u3057\u3001\u30d5\u30e9\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u9632\u3050\u3002.<\/p>\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30ab\u30fc\u30cd\u30eb\uff1a\u57fa\u76e4\u3092\u5f37\u5316\u3059\u308b<\/h2>\n\n<p>\u300cLegit\u300d\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5897\u52a0\u3068\u9632\u5fa1\u5bfe\u7b56\u306b\u306f\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044 <strong>\u30ea\u30bd\u30fc\u30b9<\/strong> \u305d\u3057\u3066\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ec\u30d9\u30eb\u3067\u306e\u9069\u5207\u306a\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3002\u79c1\u306f\u3001\u6700\u65b0\u306eNGINX\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u4f7f\u7528\u3001\u30be\u30fc\u30f3\u306b\u5341\u5206\u306aRAM\u306e\u78ba\u4fdd\u3001\u304a\u3088\u3073\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u653b\u6483\u306b\u5bfe\u3059\u308b\u9632\u5fa1\u6a5f\u80fd\u306b\u6ce8\u610f\u3092\u6255\u3063\u3066\u3044\u307e\u3059\u3002SYN\u30d5\u30e9\u30c3\u30c9\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u6709\u52b9\u5316\u304c\u6709\u52b9\u3067\u3059\u3002 <a href=\"https:\/\/webhosting.de\/ja\/tcp-syn%e3%82%af%e3%83%83%e3%82%ad%e3%83%bc-%e4%bf%9d%e8%ad%b7-syn%e3%83%95%e3%83%a9%e3%83%83%e3%83%89-%e3%82%ab%e3%83%bc%e3%83%8d%e3%83%ab\/\">TCP SYN\u30af\u30c3\u30ad\u30fc<\/a> \u30ab\u30fc\u30cd\u30eb\u5185\u3067\u3001\u63a5\u7d9a\u304c\u6ede\u7559\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001NGINX\u306e\u4e0d\u8981\u306a\u8ca0\u8377\u304c\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u5236\u9650\u3092HTTP\u5c64\u306b\u96c6\u4e2d\u3055\u305b\u3001 <strong>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8<\/strong> \u5b89\u5b9a\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/nginx-ratelimit-schutz-4829.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\u3068\uff1aNGINX\u306e\u30ec\u30fc\u30c8\u5236\u9650\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u65b9\u6cd5<\/h2>\n\n<p>\u79c1\u306f\u554f\u3044\u5408\u308f\u305b\u3092\u4ee5\u4e0b\u3054\u3068\u306b\u5236\u9650\u3057\u3066\u3044\u307e\u3059 <strong>\u30ad\u30fc<\/strong>, \u3001\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u30d1\u30b9\u3092\u4fdd\u8b77\u3057\u3001\u53b3\u683c\u306a\u30be\u30fc\u30f3\u8a2d\u5b9a\u3067\u30dc\u30c3\u30c8\u3092\u9060\u3056\u3051\u307e\u3059\u3002\u30d0\u30fc\u30b9\u30c8\u3068\u30ce\u30fc\u30c9\u30ec\u30a4\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4e0d\u6b63\u5229\u7528\u3092\u52a9\u9577\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u6b63\u5f53\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u30d4\u30fc\u30af\u3092\u8a31\u5bb9\u3057\u307e\u3059\u3002429\u30ed\u30b0\u306b\u57fa\u3065\u3044\u3066\u5024\u3092\u7d99\u7d9a\u7684\u306b\u8abf\u6574\u3057\u3001\u5fc5\u8981\u306a\u7b87\u6240\u3067\u306e\u307f\u5236\u9650\u3092\u5f37\u5316\u3057\u3066\u3044\u307e\u3059\u3002 WAF\u3001DDoS\u9632\u5fa1\u3001\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u5f37\u5316\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u5805\u7262\u306a\u4fdd\u8b77\u30b3\u30f3\u30bb\u30d7\u30c8\u304c\u69cb\u7bc9\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3092\u4e00\u8cab\u3057\u3066\u5b9f\u65bd\u3059\u308c\u3070\u3001\u30dc\u30c3\u30c8\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5927\u5e45\u306b\u524a\u6e1b\u3057\u3001 <strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u8ca0\u8377\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u72b6\u614b\u3067\u3082\u3002.<\/p>\n\n<h2>\u5b9f\u52d9\u306b\u304a\u3044\u3066\u3057\u3070\u3057\u3070\u6b20\u3051\u3066\u3044\u308b\u8981\u7d20<\/h2>\n\n<p>\u591a\u304f\u306e\u8a2d\u5b9a\u3067\u306f\u3001\u30ec\u30fc\u30c8\u5236\u9650\u306e\u52b9\u679c\u3092\u9855\u8457\u306b\u9ad8\u3081\u308b\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u8981\u7d20\u304c\u6b20\u3051\u3066\u3044\u307e\u3059\uff1a<\/p>\n<ul>\n  <li><strong>\u30d7\u30ed\u30ad\u30b7\u306e\u80cc\u5f8c\u306b\u3042\u308b\u5b9f\u969b\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8IP\u30a2\u30c9\u30ec\u30b9<\/strong>: \u9069\u5207\u306a\u30ea\u30a2\u30ebIP\u306e\u51e6\u7406\u304c\u884c\u308f\u308c\u306a\u3044\u5834\u5408\u3001NGINX\u306f\u3057\u3070\u3057\u3070\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u306eIP\u306b\u5236\u9650\u3092\u8a2d\u3051\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u305d\u306e\u5236\u9650\u306f\u3001\u305d\u306e\u80cc\u5f8c\u306b\u675f\u306d\u3089\u308c\u305f\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u9069\u7528\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30c9\u30e9\u30a4\u30e9\u30f3\uff08Dry-Run\uff09<\/strong>: \u30ea\u30df\u30c3\u30c8\u306f\u300c\u76f2\u76ee\u7684\u306b\u300d\u767a\u52d5\u3055\u308c\u307e\u3059\u3002\u4e8b\u524d\u306b\u3001\u30ea\u30df\u30c3\u30c8\u304c\u4f55\u56de\u767a\u52d5\u3057\u305f\u304b\u3092\u8a18\u9332\u3057\u3066\u304a\u304f\u307b\u3046\u304c\u826f\u3044\u3067\u3057\u3087\u3046\u3002.<\/li>\n  <li><strong>\u5fae\u7d30\u306a\u7c92\u5b50\u306e\u9375<\/strong>: IP\u30a2\u30c9\u30ec\u30b9\u3060\u3051\u3067\u306a\u304f\u3001API\u30c8\u30fc\u30af\u30f3\u3054\u3068\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3054\u3068\u3001\u3042\u308b\u3044\u306f\u30e6\u30fc\u30b6\u30fc\u3054\u3068\u306b\u5236\u9650\u3092\u8a2d\u3051\u308b\u3053\u3068\u3067\u3001\u516c\u5e73\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/li>\n  <li><strong>limit_conn \u3068\u306e\u9023\u643a<\/strong>: \u4e26\u5217\u63a5\u7d9a\u3068\u30ea\u30af\u30a8\u30b9\u30c8\u30ec\u30fc\u30c8\u306f\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u60aa\u7528\u30d1\u30bf\u30fc\u30f3\u3092\u30ab\u30d0\u30fc\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n  <li><strong>\u7279\u5b9a\u306e\u4f8b\u5916<\/strong>: \u30d8\u30eb\u30b9\u30c1\u30a7\u30c3\u30af\u3001Webhook\u3001\u3042\u308b\u3044\u306f\u5185\u90e8\u30b5\u30fc\u30d3\u30b9\u306b\u3064\u3044\u3066\u306f\u3001\u5236\u9650\u3092\u7de9\u304f\u8a2d\u5b9a\u3059\u308b\u304b\u3001\u3042\u308b\u3044\u306f\u5236\u9650\u3092\u8a2d\u3051\u306a\u3044\u5834\u5408\u304c\u591a\u3044\u3002.<\/li>\n<\/ul>\n\n<h2>\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\uff1a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u5b9f\u969b\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u5b89\u5168\u306b\u89e3\u6790\u3059\u308b<\/h2>\n\n<p>NGINX\u304c\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u306e\u80cc\u5f8c\u306b\u914d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001$binary_remote_addr\u304c\u5b9f\u969b\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u53cd\u6620\u3059\u308b\u3088\u3046\u306b\u3001Real-IP\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u79c1\u306f\u81ea\u5206\u304c\u6240\u6709\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u307f\u3092\u4fe1\u983c\u3057\u3001\u518d\u5e30\u7684\u306a\u8a55\u4fa1\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\uff1a<\/p>\n\n<pre><code>http {\n  # \u4fe1\u983c\u3067\u304d\u308b\u30d7\u30ed\u30ad\u30b7IP\u7bc4\u56f2\uff08\u4f8b\uff09\n  set_real_ip_from 10.0.0.0\/8;\n  set_real_ip_from 192.168.0.0\/16;\n  # \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u30d1\u30d6\u30ea\u30c3\u30afLB\uff0fCDN\u306e\u7bc4\u56f2\u3092\u8ffd\u52a0\n\n  real_ip_header X-Forwarded-For;\n  real_ip_recursive on;\n\n  limit_req_zone $binary_remote_addr zone=perip:20m rate=10r\/s;\n}\n<\/code><\/pre>\n\n<p>\u3053\u306e\u8a2d\u5b9a\u3092\u884c\u308f\u306a\u3044\u3068\u3001\u5236\u9650\u304c\u591a\u304f\u306e\u7121\u95a2\u4fc2\u306a\u30e6\u30fc\u30b6\u30fc\u306b\u540c\u6642\u306b\u9069\u7528\u3055\u308c\u3066\u3057\u307e\u3046\u3002\u8a2d\u5b9a\u5b8c\u4e86\u5f8c\u3001\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u3092\u78ba\u8a8d\u3057\u3066\u3001\u60f3\u5b9a\u901a\u308a\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8IP\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3002.<\/p>\n\n<h2>\u4e3b\u8981\u6226\u7565\uff1aIP\u3001\u30e6\u30fc\u30b6\u30fc\u3001\u30c8\u30fc\u30af\u30f3\u3001\u30d1\u30b9<\/h2>\n\n<p>\u9078\u629e\u3059\u308b\u9375\u306b\u3088\u3063\u3066\u3001\u516c\u5e73\u6027\u3068\u52b9\u679c\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002\u5b9f\u7e3e\u306e\u3042\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u3044\u304f\u3064\u304b\u6319\u3052\u307e\u3059\uff1a<\/p>\n<ul>\n  <li><strong>Pro IP<\/strong> ($binary_remote_addr): \u3059\u3050\u306b\u5229\u7528\u53ef\u80fd\u3067\u3001\/login \u3084\u533f\u540d\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n  <li><strong>API\u30c8\u30fc\u30af\u30f31\u3064\u306b\u3064\u304d<\/strong>: \u9867\u5ba2\u9593\u306e\u516c\u5e73\u6027\u3092\u78ba\u4fdd\u3057\u3001NAT\u30d0\u30f3\u30c9\u30ea\u30f3\u30b0\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002map\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30fc\u30af\u30f3\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30d1\u30b9\u30af\u30e9\u30b9\u3054\u3068<\/strong>: \u9ad8\u30b3\u30b9\u30c8\u306a\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u500b\u5225\u306b\u5236\u9650\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\/search \u3092 \/status \u3088\u308a\u3082\u53b3\u3057\u304f\u5236\u9650\u3059\u308b\u3002.<\/li>\n<\/ul>\n\n<pre><code>map $http_authorization $api_token {\n  default \"\";\n  \"~*^Bearer\\s+(.+)$\" $1;\n}\n\nlimit_req_zone $api_token zone=per_token:30m rate=5r\/s;\n\nserver {\n  location \/api\/ {\n    # \u30c8\u30fc\u30af\u30f3\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u306b\u306e\u307f\u9069\u7528\u3055\u308c\u307e\u3059\n    limit_req zone=per_token burst=10;\n    limit_req_status 429;\n  }\n}\n<\/code><\/pre>\n\n<p>\u91cd\u8981\uff1a\u30ad\u30fc\u306e\u30ab\u30fc\u30c7\u30a3\u30ca\u30ea\u30c6\u30a3\u304c\u9ad8\u3044\u3068\u3001\u30be\u30fc\u30f3\u5185\u306e\u30e1\u30e2\u30ea\u3092\u6d88\u8cbb\u3057\u307e\u3059\u3002\u30d0\u30c3\u30d5\u30a1\u3092\u78ba\u4fdd\u3057\u3001\u4f7f\u7528\u72b6\u6cc1\u3092\u76e3\u8996\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n<h2>\u30be\u30fc\u30f3\u306e\u5bb9\u91cf\u3068\u8a2d\u8a08<\/h2>\n\n<p>\u3053\u306e\u30be\u30fc\u30f3\u306f\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30ad\u30fc\u3054\u3068\u306b\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u307e\u3059\u30021\u30a8\u30f3\u30c8\u30ea\u3042\u305f\u308a\u306e\u6d88\u8cbb\u91cf\u306f\u6570\u5341\u30d0\u30a4\u30c8\u306b\u52a0\u3048\u3001\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u304b\u3089\u3001\u79c1\u306f\u6b21\u306e\u3088\u3046\u306b\u63a8\u6e2c\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n  <li>\u540c\u6642\u63a5\u7d9a\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9\u3084\u30c8\u30fc\u30af\u30f3\u306e\u6570\u304c\u591a\u3044\u5834\u5408\u306f\u300150\uff5e100 MB\u3068\u3044\u3063\u305f\u3001\u3088\u308a\u5927\u304d\u306a\u30be\u30fc\u30f3\u3092\u9078\u629e\u3057\u307e\u3059\u3002.<\/li>\n  <li>\u6700\u521d\u306f\u4f59\u88d5\u3092\u6301\u3063\u3066\u958b\u59cb\u3057\u3001NGINX\u306e\u30ed\u30b0\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u300cshared memory zone is full\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u518d\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n  <li>\u4f7f\u7528\u3055\u308c\u3066\u3044\u306a\u3044\u30ad\u30fc\u306f\u3001\u77ed\u671f\u9593\u4f7f\u7528\u3055\u308c\u306a\u3044\u3060\u3051\u3067\u5931\u52b9\u3057\u307e\u3059\u3002\u30d4\u30fc\u30af\u5024\u306f1\u65e5\u306e\u5e73\u5747\u5024\u3088\u308a\u3082\u91cd\u8981\u3067\u3059\u3002.<\/li>\n<\/ul>\n\n<h2>\u30d0\u30fc\u30b9\u30c8\u3068\u30ce\u30fc\u30c9\u30ec\u30a4\u3092\u7684\u78ba\u306b\u6d3b\u7528\u3059\u308b<\/h2>\n\n<p>\u306a\u3057 <strong>nodelay<\/strong> NGINX\u306f\u3001\u30d0\u30fc\u30b9\u30c8\u30d0\u30c3\u30d5\u30a1\u5185\u306e\u8d85\u904e\u3092\u9806\u306b\u4e26\u3079\u3001 <em>\u9045\u5ef6\u3057\u305f<\/em> \u30ea\u30af\u30a8\u30b9\u30c8\u3002\u4f7f\u7528\u65b9\u6cd5\uff1a <strong>nodelay<\/strong> \u8a31\u53ef\u3055\u308c\u305f\u30d0\u30fc\u30b9\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u5373\u5ea7\u306b\u901a\u3055\u308c\u3001\u305d\u308c\u4ee5\u4e0a\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u62d2\u5426\u3055\u308c\u307e\u3059\u3002\u79c1\u306e\u5bfe\u51e6\u6cd5\uff1a<\/p>\n<ul>\n  <li><strong>\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u7d4c\u8def<\/strong> (HTML)\uff1anodelay \u3092\u8a2d\u5b9a\u3057\u306a\u3044\u65b9\u304c\u3001\u53b3\u3057\u3044 429 \u30a8\u30e9\u30fc\u3067\u306f\u306a\u304f\u3001\u77ed\u3044\u5f85\u3061\u6642\u9593\u3092\u751f\u307f\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/li>\n  <li><strong>API<\/strong>: \u591a\u304f\u306e\u5834\u5408\u3001nodelay \u3092\u6307\u5b9a\u3057\u3066\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u660e\u78ba\u306b 429 \u3092\u53d7\u3051\u53d6\u308a\u3001\u30d0\u30c3\u30af\u30aa\u30d5\u3092\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u3002.<\/li>\n  <li><strong>\u9ad8\u4fa1\u306a\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8<\/strong>: \u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u30d4\u30fc\u30af\u3092\u5e73\u6ed1\u5316\u3059\u308b\u305f\u3081\u306e\u77ed\u3044\u30d0\u30fc\u30b9\u30c8\u3002.<\/li>\n<\/ul>\n\n<h2>\u30c9\u30e9\u30a4\u30e9\u30f3\u3001\u30ed\u30b0\u30ec\u30d9\u30eb\u3001\u304a\u3088\u3073\u8a55\u4fa1<\/h2>\n\n<p>\u30ea\u30df\u30c3\u30c8\u3092\u6709\u52b9\u306b\u3059\u308b\u524d\u306b\u3001\u30c9\u30e9\u30a4\u30e9\u30f3\u3092\u6709\u52b9\u306b\u3057\u3066\u30ed\u30b0\u30ec\u30d9\u30eb\u3092\u8abf\u6574\u3057\u307e\u3059\u3002\u305d\u3046\u3059\u308c\u3070\u3001\u30ea\u30b9\u30af\u3092\u5192\u3059\u3053\u3068\u306a\u304f\u305d\u306e\u52b9\u679c\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n<pre><code>server {\n  location \/api\/ {\n    limit_req zone=perip burst=20;\n    limit_req_dry_run on; # \u30d6\u30ed\u30c3\u30af\u305b\u305a\u3001\u30ed\u30b0\u306e\u307f\u8a18\u9332\n    limit_req_log_level notice;  # \u300cerror\u300d\u3088\u308a\u3082\u8b66\u544a\u30ec\u30d9\u30eb\u304c\u4f4e\u3044\n  }\n}\n<\/code><\/pre>\n\n<p>\u305d\u306e\u5f8c\u30013\uff5e7\u65e5\u5206\u306e\u30a2\u30af\u30bb\u30b9\u30c7\u30fc\u30bf\u3092\u5206\u6790\u3057\u3001\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u7279\u5b9a\u3057\u3066\u3001\u30ec\u30fc\u30c8\uff0f\u30d0\u30fc\u30b9\u30c8\u3092\u8abf\u6574\u3057\u3001\u305d\u306e\u5f8c\u306b\u521d\u3081\u3066\u30c9\u30e9\u30a4\u30e9\u30f3\u3092\u7121\u52b9\u306b\u3057\u307e\u3059\u3002.<\/p>\n\n<h2>429\u3092\u9069\u5207\u306b\u51e6\u7406\u3059\u308b\uff1aHTML\u3001JSON\u3001\u304a\u3088\u3073Retry-After<\/h2>\n\n<p>\u512a\u308c\u305fUX\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001\u30d6\u30e9\u30a6\u30b6\u3068API\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u533a\u5225\u3057\u3001 <strong>Retry-After<\/strong>. \u79c1\u304c\u5236\u9650\u3092\u660e\u78ba\u306b\u4f1d\u3048\u308b\u65b9\u6cd5\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n<pre><code>map $http_accept $wants_json {\n  default 0;\n  \"~*application\/json|\/json\"    1;\n}\n\nserver {\n  error_page 429 = @rate_limited;\n\n  location @rate_limited {\n    add_header Retry-After 2 always;\n    if ($wants_json) {\n add_header Content-Type application\/json;\n      return 429 '{\"error\":\"too_many_requests\",\"retry_after\":2}';\n    }\n    return 429 \"\u5f8c\u307b\u3069\u518d\u5ea6\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002\";\n  }\n}\n<\/code><\/pre>\n\n<p>API\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u3063\u3066\u9069\u5207\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u308f\u304b\u308a\u3084\u3059\u3044\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n<h2>limit_req \u3068 limit_conn \u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/h2>\n\n<p><strong>limit_req<\/strong> \u5404\u6642\u9593\u67a0\u3054\u3068\u306e\u51e6\u7406\u91cf\u3092\u5bfe\u8c61\u3068\u3057\u3001, <strong>limit_conn<\/strong> \u540c\u6642\u63a5\u7d9a\u6570\u3092\u5236\u9650\u3057\u307e\u3059\u3002\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3001\u30c1\u30e3\u30c3\u30c8\u3092\u591a\u7528\u3059\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3001\u3042\u308b\u3044\u306fHTTP\/2\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u6025\u5897\u306b\u5bfe\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e2\u3064\u306e\u65b9\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n<pre><code>limit_conn_zone $binary_remote_addr zone=perip_conn:10m;\n\nserver {\n  location \/api\/ {\n    limit_req  zone=perip burst=20 nodelay;\n    limit_conn zone=perip_conn 20;  # IP\u30a2\u30c9\u30ec\u30b9\u3042\u305f\u308a\u6700\u592720\u306e\u540c\u6642\u63a5\u7d9a\n  }\n}\n<\/code><\/pre>\n\n<p>\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u5c11\u6570\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u30ec\u30fc\u30c8\u306f\u9075\u5b88\u3057\u3066\u3044\u308b\u3082\u306e\u306e\u3001\u540c\u6642\u63a5\u7d9a\u6570\u304c\u591a\u3059\u304e\u3066\u30ea\u30bd\u30fc\u30b9\u3092\u5360\u6709\u3057\u3066\u3057\u307e\u3046\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n<h2>\u4f8b\u5916\u3001\u30d8\u30eb\u30b9\u30c1\u30a7\u30c3\u30af\u3001\u304a\u3088\u3073\u5185\u90e8\u30eb\u30fc\u30c8<\/h2>\n\n<p>\u3059\u3079\u3066\u306e\u30d1\u30b9\u306b\u5236\u9650\u304c\u5fc5\u8981\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d8\u30eb\u30b9\u30c1\u30a7\u30c3\u30af\uff08\/healthz\uff09\u3001\u5185\u90e8Webhook\u3001\u307e\u305f\u306f\u6c7a\u6e08\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306b\u306f\u3001limit_req\u3092\u8a2d\u5b9a\u3057\u306a\u3044\u3001\u3042\u308b\u3044\u306f\u3088\u308a\u7de9\u3084\u304b\u306a\u5024\u3092\u8a2d\u5b9a\u3057\u305f\u72ec\u81ea\u306e\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u307e\u3059\uff1a<\/p>\n\n<pre><code>server {\n  # \u30d8\u30eb\u30b9\u30c1\u30a7\u30c3\u30af\u306b\u5236\u9650\u306a\u3057\n  location = \/healthz { return 200 \"ok\"; }\n\n  # \u6c7a\u6e08\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306b\u5bfe\u3059\u308b\u7de9\u3084\u304b\u306a\u5236\u9650\n  location \/webhooks\/pay\/ {\n    limit_req zone=perip burst=5;\n  }\n\n  # \u30ed\u30b0\u30a4\u30f3\u306b\u5bfe\u3059\u308b\u53b3\u683c\u306a\u4fdd\u8b77\n  location = \/login {\n    limit_req zone=perip rate=1r\/s burst=3;\n  }\n}\n<\/code><\/pre>\n\n<p>\u304d\u3081\u7d30\u304b\u306a\u4f8b\u5916\u51e6\u7406\u306b\u3088\u308a\u3001\u8aa4\u691c\u77e5\u3092\u6e1b\u3089\u3057\u3001\u7d71\u5408\u306e\u5b89\u5b9a\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002.<\/p>\n\n<h2>\u300cIf\u300d\u306e\u9b54\u6cd5\u3092\u4f7f\u308f\u306a\u3044\u3001\u3088\u308a\u5805\u7262\u306a\u30be\u30fc\u30f3\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n\n<p>\u300c\u30dc\u30c3\u30c8\u5bfe\u4eba\u9593\u300d\u306e\u533a\u5225\u306b\u3064\u3044\u3066\u306f\u3001named locations \u306b\u3088\u308b\u5185\u90e8\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u597d\u3093\u3067\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8a2d\u5b9a\u304c\u660e\u78ba\u3067\u4e88\u6e2c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n\n<pre><code>map $http_user_agent $is_bot {\n  default 0;\n  \"~*googlebot|bingbot\" 0;\n  \"~*crawler|scraper|bot\" 1;\n}\n\nlimit_req_zone $binary_remote_addr zone=human:20m rate=10r\/s;\nlimit_req_zone $binary_remote_addr zone=bot:10m   rate=1r\/s;\n\nserver {\n  error_page 418 = @bot;\n\n  location \/ {\n    if ($is_bot) { return 418; }   # \u5185\u90e8\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\n    limit_req zone=human burst=20 nodelay;\n    limit_req_status 429;\n    try_files $uri $uri\/ \/index.html;\n  }\n\n  location @bot {\n    limit_req zone=bot burst=5;\n    limit_req_status 429;\n  }\n}\n<\/code><\/pre>\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u30dc\u30c3\u30c8\u306f\u6c7a\u5b9a\u8ad6\u7684\u306b\u300c\u53b3\u683c\u306a\u30be\u30fc\u30f3\u300d\u306b\u3001\u4eba\u9593\u306f\u300c\u30ea\u30e9\u30c3\u30af\u30b9\u3057\u305f\u30be\u30fc\u30f3\u300d\u306b\u5206\u985e\u3055\u308c\u308b\u2015\u2015\u4e21\u65b9\u306e\u5236\u9650\u304c\u540c\u6642\u306b\u4f5c\u7528\u3059\u308b\u3053\u3068\u306f\u306a\u3044\u3002.<\/p>\n\n<h2>\u30c6\u30b9\u30c8\u3001\u6e2c\u5b9a\u3001\u8a66\u7740\uff1a\u5b9f\u7528\u7684\u306a\u624b\u9806<\/h2>\n\n<ul>\n  <li><strong>\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0<\/strong>: \u30ec\u30fc\u30c8\uff0f\u30d0\u30fc\u30b9\u30c8\u3092\u63a7\u3048\u3081\u306b\u8a2d\u5b9a\u3057\u3001\u30c9\u30e9\u30a4\u30e9\u30f3\u3092\u6709\u52b9\u306b\u3057\u3001\u5408\u6210\u8ca0\u8377\u3092\u30db\u30c3\u30c8\u30d1\u30b9\u306b\u5bfe\u3057\u3066\u5b9f\u884c\u3059\u308b\u3002.<\/li>\n  <li><strong>\u30b9\u30e2\u30fc\u30af\u30c6\u30b9\u30c8<\/strong>: curl \u3084 Lasttools \u3092\u4f7f\u3063\u3066\u77ed\u3044\u30d0\u30fc\u30b9\u30c8\u3092\u751f\u6210\u3057\u3001429\/Delay \u306e\u6319\u52d5\u3092\u78ba\u8a8d\u3059\u308b\u3002.<\/li>\n  <li><strong>\u672c\u756a\u74b0\u5883\u30d1\u30a4\u30ed\u30c3\u30c8<\/strong>: \u307e\u305a\u306f\u500b\u3005\u306e\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u7528\u3057\u3001\u30ed\u30b0\u3092\u7dbf\u5bc6\u306b\u76e3\u8996\u3059\u308b\u3002.<\/li>\n  <li><strong>\u53cd\u5fa9\u7814\u304e<\/strong>: \u30d1\u30bf\u30fc\u30f3\u304c\u78ba\u8a8d\u3055\u308c\u305f\u5834\u6240\u3067\u306e\u307f\u5236\u9650\u3092\u5f37\u5316\u3057\u3001\u8aa4\u691c\u77e5\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3002.<\/li>\n<\/ul>\n\n<pre><code># \u306e\u4f8b\uff1acurl \u3092\u4f7f\u3063\u305f\u9ad8\u901f\u30d0\u30fc\u30b9\u30c8\u30c6\u30b9\u30c8\nfor i in {1..50}; do curl -s -o \/dev\/null -w \"%{http_code}\\n\" https:\/\/example.com\/login &amp; done; wait\n<\/code><\/pre>\n\n<h2>\u79d2\u5358\u4f4d\u3067\u306f\u306a\u304f\u5206\u5358\u4f4d\u306e\u30ec\u30fc\u30c8\u3068\u3001\u304d\u3081\u7d30\u304b\u306a\u30d1\u30b9<\/h2>\n\n<p>NGINX \u3067\u306f\u3001\u79d2\u5358\u4f4d\u307e\u305f\u306f\u5206\u5358\u4f4d\u3067\u306e\u30ec\u30fc\u30c8\u8a2d\u5b9a\u304c\u53ef\u80fd\u3067\u3059\uff08<strong>r\/s<\/strong>, <strong>r\/m<\/strong>). \u30ed\u30b0\u30a4\u30f3\u306e\u4e0d\u6b63\u5229\u7528\u3092\u9632\u3050\u305f\u3081\u3001\u6b63\u5f53\u306a\u77ed\u6642\u9593\u306e\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u306f\u8a31\u53ef\u3057\u3064\u3064\u3001\u9023\u7d9a\u30af\u30ea\u30c3\u30af\u3092\u5236\u9650\u3059\u308b\u305f\u3081\u306b\u30011r\/s \u3067\u306f\u306a\u304f 60r\/m \u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u9ad8\u4fa1\u306a\u30d1\u30b9\u306b\u306f\u3001\u5b89\u4fa1\u306a\u3082\u306e\u3088\u308a\u3082\u53b3\u3057\u3044\u5236\u9650\u3092\u8a2d\u3051\u307e\u3059\u3002\u4f8b\uff1a<\/p>\n\n<pre><code>limit_req_zone $binary_remote_addr zone=perip_min:20m rate=60r\/m;\n\nserver {\n  location \/search\/ {\n    limit_req zone=perip_min burst=10;   # \u53b3\u683c\n  }\n  location \/status {\n    # \u5236\u9650\u306a\u3057 \u2013 \u4f4e\u30b3\u30b9\u30c8\u3067\u5185\u90e8\u5229\u7528\n    return 200;\n  }\n}\n<\/code><\/pre>\n\n<h2>\u3064\u307e\u305a\u304d\u306e\u539f\u56e0\u3068\u3001\u305d\u308c\u3092\u56de\u907f\u3059\u308b\u65b9\u6cd5<\/h2>\n\n<ul>\n  <li><strong>\u9593\u9055\u3063\u305f\u9375<\/strong>: \u30ea\u30a2\u30ebIP\u3092\u6301\u305f\u306a\u3044\u30d7\u30ed\u30ad\u30b7\u3092\u7d4c\u7531\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u3046\u3063\u304b\u308a\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u4e00\u69d8\u306b\u5236\u9650\u3092\u304b\u3051\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30be\u30fc\u30f3\u304c\u5c0f\u3055\u3059\u304e\u308b<\/strong>\uff1a\u300czone is full\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u3068\u4e88\u671f\u305b\u306c\u52d5\u4f5c\u3092\u5f15\u304d\u8d77\u3053\u3059\u305f\u3081\u3001\u4f59\u88d5\u3092\u6301\u3063\u3066\u30b5\u30a4\u30ba\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3002.<\/li>\n  <li><strong>\u4f55\u4e8b\u306b\u3082\u9650\u5ea6\u304c\u3042\u308b<\/strong>: \u30d1\u30b9\u304c\u7570\u306a\u308c\u3070\u3001\u5fc5\u8981\u306a\u5024\u3082\u7570\u306a\u308a\u307e\u3059\u3002\u753b\u4e00\u7684\u306a\u5bfe\u5fdc\u306f\u4e0d\u6e80\u3092\u62db\u304d\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306a\u3057<\/strong>: 429\u306e\u5206\u6790\u3092\u884c\u308f\u306a\u3051\u308c\u3070\u3001\u8a2d\u5b9a\u30df\u30b9\u306f\u898b\u904e\u3054\u3055\u308c\u3066\u3057\u307e\u3046\u3002.<\/li>\n  <li><strong>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u5916<\/strong>: \u4f8b\u5916\u306e\u7bc4\u56f2\u304c\u5e83\u3059\u304e\u308b\u3068\u3001\u3042\u3089\u3086\u308b\u60aa\u7528\u3092\u8a31\u3059\u3053\u3068\u306b\u306a\u308b\u2015\u2015\u7684\u3092\u7d5e\u308a\u3001\u4e00\u6642\u7684\u304b\u3064\u8ffd\u8de1\u53ef\u80fd\u306a\u5f62\u3067\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u5316\u3059\u3079\u304d\u3060\u3002.<\/li>\n<\/ul>\n\n<h2>HTTP\/2\u3001SSE\u3001\u304a\u3088\u3073\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u95a2\u3059\u308b\u7279\u5fb4<\/h2>\n\n<p>HTTP\/2\u306f\u3001\u5c11\u6570\u306e\u63a5\u7d9a\u3067\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u675f\u306d\u307e\u3059\uff1b; <strong>limit_conn<\/strong> 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