{"id":25597,"date":"2025-10-23T13:38:25","date_gmt":"2025-10-23T05:38:25","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=25597"},"modified":"2025-09-23T13:47:01","modified_gmt":"2025-09-23T05:47:01","slug":"overseas-hosting-slow-fix-cdn-dns-bandwidth-optimization","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/shared-hosting\/overseas-hosting-slow-fix-cdn-dns-bandwidth-optimization\/","title":{"rendered":"\u6d77\u5916\u4e3b\u673a\u6258\u7ba1\u901f\u5ea6\u6162\u600e\u4e48\u529e\uff1f\u4f18\u5316\u65b9\u6cd5\u6c47\u603b"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u6d77\u5916\u4e3b\u673a\u901f\u5ea6\u4f1a\u53d8\u6162<\/h2>\n\n\n\n<p>\u6211\u7ecf\u5e38\u9047\u5230\u7528\u6237\u95ee\uff1a\u201c\u4e3a\u4ec0\u4e48\u6211\u7684\u7f51\u7ad9\u5728\u672c\u5730\u6253\u5f00\u8fd8\u884c\uff0c\u4f46\u6d77\u5916\u8bbf\u95ee\u5c31\u5361\u5f97\u5389\u5bb3\uff1f\u201d\u539f\u56e0\u5176\u5b9e\u5f88\u76f4\u89c2\uff1a<strong>\u8ddd\u79bb\u8fdc\u3001\u7ebf\u8def\u590d\u6742\u3001\u914d\u7f6e\u4e0d\u8db3<\/strong>\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8ddd\u79bb\u56e0\u7d20<\/strong>\uff1a\u8de8\u6d32\u8bbf\u95ee\u4e0d\u53ef\u907f\u514d\u589e\u52a0\u5ef6\u8fdf\uff0c\u6570\u636e\u5f80\u8fd4\u8d8a\u957f\uff0c\u9875\u9762\u54cd\u5e94\u8d8a\u6162\u3002<\/li>\n\n\n\n<li><strong>\u7ebf\u8def\u56e0\u7d20<\/strong>\uff1a\u56fd\u9645\u94fe\u8def\u53ef\u80fd\u51fa\u73b0\u62e5\u585e\u3001\u4e22\u5305\u6216\u6296\u52a8\uff0c\u5bfc\u81f4\u52a0\u8f7d\u65f6\u5feb\u65f6\u6162\u3002<\/li>\n\n\n\n<li><strong>\u914d\u7f6e\u56e0\u7d20<\/strong>\uff1a\u5982\u679c\u670d\u52a1\u5668\u5e26\u5bbd\u4e0d\u8db3\u6216\u534f\u8bae\u672a\u4f18\u5316\uff0c\u5373\u4f7f\u4e3b\u673a\u6027\u80fd\u4e0d\u9519\uff0c\u4e5f\u53ef\u80fd\u62d6\u6162\u901f\u5ea6\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u7406\u89e3\u8fd9\u4e9b\u6839\u6e90\u95ee\u9898\u540e\uff0c\u4f60\u5c31\u80fd\u66f4\u6709\u9488\u5bf9\u6027\u5730\u91c7\u53d6\u4f18\u5316\u63aa\u65bd\uff0c\u800c\u4e0d\u662f\u4e00\u5473\u201c\u76f2\u76ee\u52a0\u5e26\u5bbd\u201d\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e38\u89c1\u95ee\u9898\u4e0e\u5bf9\u5e94\u89e3\u51b3\u65b9\u6848<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7528\u6237\u5e38\u89c1\u60c5\u51b5<\/th><th>\u53ef\u80fd\u539f\u56e0<\/th><th>\u63a8\u8350\u89e3\u51b3\u65b9\u6848<\/th><\/tr><\/thead><tbody><tr><td>\u7f51\u7ad9\u6d77\u5916\u9996\u5c4f\u52a0\u8f7d\u6162<\/td><td>\u670d\u52a1\u5668\u4e0e\u7528\u6237\u8ddd\u79bb\u8fc7\u8fdc<\/td><td>\u4f7f\u7528CDN\u5168\u7ad9\u52a0\u901f\uff0c\u7f13\u5b58\u5185\u5bb9\u5230\u8fb9\u7f18\u8282\u70b9<\/td><\/tr><tr><td>\u9875\u9762\u65f6\u5feb\u65f6\u6162<\/td><td>\u8de8\u5883\u94fe\u8def\u4e0d\u7a33\u5b9a\u3001\u4e22\u5305\u4e25\u91cd<\/td><td>\u542f\u7528HTTP\/3\u534f\u8bae\uff0c\u4f18\u5316\u7ebf\u8def\u8d28\u91cf<\/td><\/tr><tr><td>\u9759\u6001\u8d44\u6e90\u62c9\u53d6\u6162<\/td><td>\u7f3a\u4e4f\u7f13\u5b58\u7b56\u7565\uff0c\u9891\u7e41\u8de8\u5883\u56de\u6e90<\/td><td>\u8bbe\u7f6e\u5408\u7406\u7684\u7f13\u5b58\u89c4\u5219\uff0c\u5206\u79bb\u9759\u6001\u57df\u540d<\/td><\/tr><tr><td>\u5347\u7ea7\u5e26\u5bbd\u540e\u4ecd\u7136\u6162<\/td><td>\u5ef6\u8fdf\u95ee\u9898\u672a\u89e3\u51b3<\/td><td>\u4f18\u5148\u964d\u4f4e\u5ef6\u8fdf\uff0c\u518d\u8003\u8651\u5e26\u5bbd\u6269\u5c55<\/td><\/tr><tr><td>\u9996\u5305\u89e3\u6790\u8017\u65f6\u957f<\/td><td>DNS\u8282\u70b9\u8ddd\u79bb\u7528\u6237\u8fc7\u8fdc<\/td><td>\u4f7f\u7528Anycast DNS\uff0c\u63d0\u5347\u89e3\u6790\u901f\u5ea6<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u53ef\u884c\u7684\u4f18\u5316\u65b9\u6cd5\u6e05\u5355<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u4f7f\u7528CDN\uff0c\u8ba9\u5185\u5bb9\u79bb\u7528\u6237\u66f4\u8fd1<\/h3>\n\n\n\n<p>\u6211\u4eec\u53d1\u73b0\u63a5\u5165CDN\u662f\u6700\u6709\u6548\u7684\u65b9\u5f0f\u3002\u5b83\u80fd\u628a\u56fe\u7247\u3001CSS\u3001JS\u7b49\u9759\u6001\u8d44\u6e90\u7f13\u5b58\u5230\u5168\u7403\u8282\u70b9\uff0c\u8ba9\u7528\u6237\u4ece\u6700\u8fd1\u7684\u8282\u70b9\u83b7\u53d6\u5185\u5bb9\uff0c\u5927\u5e45\u964d\u4f4e\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9759\u6001\u8d44\u6e90\u7f13\u5b58\uff1a\u63d0\u5347\u547d\u4e2d\u7387\uff0c\u51cf\u5c11\u8de8\u5883\u56de\u6e90<\/li>\n\n\n\n<li>\u667a\u80fd\u8def\u7531\uff1a\u7ed5\u8fc7\u62e5\u5835\u7ebf\u8def<\/li>\n\n\n\n<li>\u534f\u8bae\u4f18\u5316\uff1a\u652f\u6301HTTP\/2\u3001HTTP\/3\u30010-RTT\u7b49<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5f00\u542fHTTP\/2\u4e0eHTTP\/3\uff0c\u6539\u5584\u5f31\u7f51\u4f53\u9a8c<\/h3>\n\n\n\n<p>HTTP\/3\u57fa\u4e8eQUIC\u534f\u8bae\uff0c\u53ef\u4ee5\u51cf\u5c11\u63e1\u624b\u65f6\u5ef6\u5e76\u964d\u4f4e\u4e22\u5305\u5f71\u54cd\u3002\u5728\u8de8\u6d32\u6216\u79fb\u52a8\u7f51\u7edc\u573a\u666f\u4e0b\u5c24\u5176\u6709\u6548\u3002\u53ea\u9700\u5728\u670d\u52a1\u5668\u6216CDN\u540e\u53f0\u5f00\u542f\uff0c\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u534f\u5546\u4f7f\u7528\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u4f18\u5316DNS\uff0c\u7f29\u77ed\u89e3\u6790\u8def\u5f84<\/h3>\n\n\n\n<p>DNS\u662f\u8bbf\u95ee\u7f51\u7ad9\u7684\u7b2c\u4e00\u6b65\uff0c\u89e3\u6790\u901f\u5ea6\u6162\uff0c\u7528\u6237\u4f53\u9a8c\u81ea\u7136\u53d7\u5f71\u54cd\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528Anycast DNS\uff1a\u5c31\u8fd1\u89e3\u6790\uff0c\u964d\u4f4e\u89e3\u6790\u5ef6\u8fdf<\/li>\n\n\n\n<li>\u591a\u8282\u70b9\u5197\u4f59\uff1a\u907f\u514d\u5355\u70b9\u6545\u969c<\/li>\n\n\n\n<li>\u7b80\u5316\u8bb0\u5f55\u94fe\u8def\uff1a\u51cf\u5c11CNAME\u5c42\u7ea7<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u5408\u7406\u5347\u7ea7\u5e26\u5bbd\u4e0e\u670d\u52a1\u5668\u89c4\u683c<\/h3>\n\n\n\n<p>\u5e26\u5bbd\u80fd\u89e3\u51b3\u5e76\u53d1\u4f20\u8f93\u95ee\u9898\uff0c\u4f46\u4e0d\u80fd\u964d\u4f4e\u5ef6\u8fdf\u3002\u56e0\u6b64\u5efa\u8bae\u5728\u4f18\u5316\u7ebf\u8def\u4e0e\u534f\u8bae\u4e4b\u540e\uff0c\u518d\u7ed3\u5408\u5b9e\u9645\u8bbf\u95ee\u91cf\u548c\u6d41\u91cf\u5206\u5e03\uff0c\u9002\u5ea6\u5347\u7ea7\u5e26\u5bbd\u6216\u8c03\u6574\u670d\u52a1\u5668\u914d\u7f6e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u63d0\u5347\u7f13\u5b58\u547d\u4e2d\u7387\uff0c\u51cf\u5c11\u8de8\u5883\u56de\u6e90<\/h3>\n\n\n\n<p>\u7f13\u5b58\u547d\u4e2d\u7387\u662f\u6d77\u5916\u52a0\u901f\u7684\u5173\u952e\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ed9\u9759\u6001\u6587\u4ef6\u6dfb\u52a0\u7248\u672c\u53f7\u7ba1\u7406<\/li>\n\n\n\n<li>\u52a8\u9759\u6001\u8d44\u6e90\u5206\u79bb\uff0c\u907f\u514d\u52a8\u6001\u5185\u5bb9\u88ab\u8bef\u7f13\u5b58<\/li>\n\n\n\n<li>\u5f00\u542f\u56fe\u7247\u538b\u7f29\u548c\u81ea\u9002\u5e94\u683c\u5f0f\uff0c\u51cf\u5c11\u4f20\u8f93\u4f53\u79ef<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u573a\u666f\u5316\u4f18\u5316\u5efa\u8bae<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u72ec\u7acb\u7ad9\u5356\u5bb6<\/h3>\n\n\n\n<p>\u5982\u679c\u4f60\u7684<a href=\"https:\/\/cn.hostease.com\/dedicated-servers.html\" target=\"_blank\" rel=\"noopener\" title=\"\u670d\u52a1\u5668\">\u670d\u52a1\u5668<\/a>\u5728\u7f8e\u56fd\uff0c\u4f46\u5ba2\u6237\u4e3b\u8981\u5728\u4e9a\u6d32\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63a5\u5165CDN\uff0c\u5728\u4e9a\u6d32\u8282\u70b9\u7f13\u5b58\u8d44\u6e90<\/li>\n\n\n\n<li>\u5f00\u542fHTTP\/3\u534f\u8bae<\/li>\n\n\n\n<li>\u4f7f\u7528Anycast DNS\u7f29\u77ed\u89e3\u6790\u65f6\u95f4<\/li>\n\n\n\n<li>\u9002\u5ea6\u5347\u7ea7\u5e26\u5bbd\uff0c\u4fdd\u969c\u9ad8\u5cf0\u671f\u7a33\u5b9a<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">SaaS\u5e73\u53f0\u6216\u5e94\u7528<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u52a8\u9759\u5206\u79bb\uff1a\u9759\u6001\u6587\u4ef6\u5168\u7f13\u5b58\uff0cAPI\u8d70\u6e90\u7ad9<\/li>\n\n\n\n<li>\u90e8\u7f72\u5168\u5c40\u8d1f\u8f7d\u5747\u8861\uff0c\u786e\u4fdd\u6545\u969c\u81ea\u52a8\u5207\u6362<\/li>\n\n\n\n<li>\u5728\u4e3b\u8981\u5e02\u573a\u589e\u52a0\u591a\u5730\u57df\u8282\u70b9\uff0c\u7f29\u77ed\u52a8\u6001\u8bf7\u6c42\u94fe\u8def<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u5185\u5bb9\u578b\u7f51\u7ad9\u6216\u535a\u5ba2<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9759\u6001\u5185\u5bb9\u957fTTL\u7f13\u5b58<\/li>\n\n\n\n<li>\u56fe\u7247\u8d70\u72ec\u7acb\u57df\u540d\u5e76\u542f\u7528\u81ea\u9002\u5e94\u683c\u5f0f<\/li>\n\n\n\n<li>\u4f7f\u7528Anycast DNS\u8986\u76d6\u4e0d\u540c\u8bbf\u95ee\u5730\u533a<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ\uff1a\u5e38\u89c1\u7591\u95ee\u89e3\u7b54<\/h2>\n\n\n\n<p><strong>Q\uff1a\u4e3a\u4ec0\u4e48\u6211\u52a0\u4e86\u5e26\u5bbd\u8fd8\u662f\u6162\uff1f<\/strong><br>A\uff1a\u5e26\u5bbd\u80fd\u63d0\u9ad8\u4f20\u8f93\u5e76\u53d1\u91cf\uff0c\u4f46\u8de8\u5883\u8bbf\u95ee\u7684\u6838\u5fc3\u74f6\u9888\u5728\u4e8e\u5ef6\u8fdf\u3002\u5efa\u8bae\u5148\u7528CDN\u964d\u4f4e\u65f6\u5ef6\uff0c\u518d\u8865\u5e26\u5bbd\u3002<\/p>\n\n\n\n<p><strong>Q\uff1aCDN\u4f1a\u4e0d\u4f1a\u5f71\u54cd\u4e0b\u5355\u548c\u652f\u4ed8\uff1f<\/strong><br>A\uff1a\u4e0d\u4f1a\u3002\u7ed3\u8d26\u548c\u52a8\u6001\u63a5\u53e3\u4e0d\u7f13\u5b58\uff0c\u53ea\u8d70\u6e90\u7ad9\uff1b\u9759\u6001\u8d44\u6e90\u5219\u901a\u8fc7CDN\u4f18\u5316\u3002<\/p>\n\n\n\n<p><strong>Q\uff1aDNS\u771f\u7684\u6709\u5fc5\u8981\u4f18\u5316\u5417\uff1f<\/strong><br>A\uff1a\u6709\u3002\u89e3\u6790\u901f\u5ea6\u662f\u8bbf\u95ee\u7684\u7b2c\u4e00\u6b65\uff0cAnycast 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title=\"\u6d77\u5916\u4e3b\u673a\">\u6d77\u5916\u4e3b\u673a<\/a>\u901f\u5ea6\u6162\uff0c\u4e0d\u5fc5\u76f2\u76ee\u5347\u7ea7\u5e26\u5bbd\u3002\u6700\u6709\u6548\u7684\u987a\u5e8f\u662f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5148\u63a5\u5165CDN<\/strong>\uff0c\u89e3\u51b3\u8ddd\u79bb\u4e0e\u8de8\u5883\u95ee\u9898<\/li>\n\n\n\n<li><strong>\u518d\u4f18\u5316\u534f\u8bae\u4e0eDNS<\/strong>\uff0c\u6539\u5584\u5f31\u7f51\u4e0e\u89e3\u6790\u74f6\u9888<\/li>\n\n\n\n<li><strong>\u6700\u540e\u8bc4\u4f30\u5e26\u5bbd\u4e0e\u914d\u7f6e<\/strong>\uff0c\u4fdd\u8bc1\u6574\u4f53\u7a33\u5b9a<\/li>\n<\/ol>\n\n\n\n<p><a href=\"https:\/\/cn.hostease.com\" target=\"_blank\" rel=\"noopener\" 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