检测节点
| 区域/运营商 | 响应最快 | 响应最慢 | 平均响应 |
|---|---|---|---|
| 全部 | 广东广州电信0.331s | 内蒙古赤峰联通3.999s | 0.95s |
| 电信 | 广东广州电信0.331s | 湖南长沙电信1.007s | 0.618s |
| 移动 | 广东广州移动0.646s | 陕西渭南移动1.043s | 0.874s |
| 联通 | -0.796s | 内蒙古赤峰联通3.999s | 1.277s |
| 华东 | 浙江温州电信0.527s | 安徽芜湖联通1.054s | 0.847s |
| 华北 | 河北承德电信0.481s | 内蒙古赤峰联通3.999s | 1.203s |
| 华南 | 广东广州电信0.331s | 海南三亚联通1.041s | 0.619s |
| 华中 | 湖南长沙电信1.007s | 湖南长沙电信1.007s | 1.007s |
| 西北 | -0.796s | 甘肃庆阳联通1.122s | 0.995s |
| 西南 | 云南保山电信0.662s | 贵州遵义移动0.89s | 0.776s |
| 东北 | 辽宁大连联通1.111s | 辽宁大连联通1.111s | 1.111s |
|
检测点
运营商
检测节点
|
解析IP |
状态 |
总时间 |
解析时间 |
连接时间 |
操作 |
|---|---|---|---|---|---|---|
|
电信
北京
|
8.134.88.243 （广东广州阿里云） | 200 | 0.641s | 0.024s | 0.041s |
下载时间：0.139s 下载大小：6.98KB 下载速度：50.216KB/s HEAD：
HTTP/1.1 301 Moved Permanently Server: nginx Date: Mon, 26 Oct 2026 16:07:37 GMT Content-Type: text/html; charset=UTF-8 Transfer-Encoding: chunked Connection: keep-alive Location: http://www.gdquandai.com/ HTTP/1.1 200 OK Server: nginx Date: Mon, 26 Oct 2026 16:07:38 GMT Content-Type: text/html; charset=utf-8 Transfer-Encoding: chunked Connection: keep-alive Vary: Accept-Encoding Set-Cookie: PHPSESSID=v1b5clv0klve4iinc73s770jk7; path=/ Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-Encoding: gzip |
|
电信
广东广州
|
8.134.88.243 （广东广州阿里云） | 200 | 0.331s | 0.091s | 0.007s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:37 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=gpic36vfiu0qee5536dnuaf9h5; path=/ Vary: Accept-Encoding |
|
电信
广西南宁
|
8.134.88.243 （广东广州阿里云） | 200 | 0.348s | 0.112s | 0.023s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:37 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=24acao2cekemnb1h2vtakprvm4; path=/ Vary: Accept-Encoding |
|
电信
河北承德
|
8.134.88.243 （广东广州阿里云） | 200 | 0.481s | 0.168s | 0.048s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=k49n8ht1rqsi4j5pt6o16tgd42; path=/ Vary: Accept-Encoding |
|
电信
湖南长沙
|
8.134.88.243 （广东广州阿里云） | 200 | 1.007s | 0.497s | 0.022s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=056t48jd14ugndhc89v69c8p41; path=/ Vary: Accept-Encoding |
|
电信
江苏无锡
|
8.134.88.243 （广东广州阿里云） | 200 | 0.615s | 0.163s | 0.031s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=p0u6bo3rlgl3nogqtnmja6bhn0; path=/ Vary: Accept-Encoding |
|
电信
内蒙古包头
|
8.134.88.243 （广东广州阿里云） | 200 | 0.757s | 0.225s | 0.051s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=st0i1al38d5ft325m8cloeeu43; path=/ Vary: Accept-Encoding |
|
电信
山西长治
|
8.134.88.243 （广东广州阿里云） | 200 | 0.815s | 0.298s | 0.045s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=552eams7s1l69p5fh9b9q0uvf5; path=/ Vary: Accept-Encoding |
|
电信
云南保山
|
8.134.88.243 （广东广州阿里云） | 200 | 0.662s | 0.222s | 0.038s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=nu3vrei6jgo58uor5fc3a5fbs6; path=/ Vary: Accept-Encoding |
|
电信
浙江温州
|
8.134.88.243 （广东广州阿里云） | 200 | 0.527s | 0.151s | 0.029s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=chieieku1k0nce7oj5qqulp6g2; path=/ Vary: Accept-Encoding |
|
移动
内蒙古
|
8.134.88.243 （广东广州阿里云） | 200 | 0.987s | 0.05s | 0.078s |
下载时间：0.313s 下载大小：6.98KB 下载速度：22.3KB/s HEAD：
HTTP/1.1 301 Moved Permanently Server: nginx Date: Mon, 26 Oct 2026 16:07:37 GMT Content-Type: text/html; charset=UTF-8 Transfer-Encoding: chunked Connection: keep-alive Location: http://www.gdquandai.com/ HTTP/1.1 200 OK Server: nginx Date: Mon, 26 Oct 2026 16:07:38 GMT Content-Type: text/html; charset=utf-8 Transfer-Encoding: chunked Connection: keep-alive Vary: Accept-Encoding Set-Cookie: PHPSESSID=pqbin5deqtosjrqvln3ij0gpk6; path=/ Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-Encoding: gzip |
|
移动
福建福州
|
8.134.88.243 （广东广州阿里云） | 200 | 0.889s | 0.328s | 0.023s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=6p1gj8ou37ur11k924l260qav5; path=/ Vary: Accept-Encoding |
|
移动
广东广州
|
8.134.88.243 （广东广州阿里云） | 200 | 0.646s | 0.226s | 0.012s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=eishjg0r3tba3calq6am273mi7; path=/ Vary: Accept-Encoding |
|
移动
广西北海
|
8.134.88.243 （广东广州阿里云） | 200 | 0.73s | 0.3s | 0.025s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=07ekbfsk98ugrkh5i92atrkq96; path=/ Vary: Accept-Encoding |
|
移动
贵州遵义
|
8.134.88.243 （广东广州阿里云） | 200 | 0.89s | 0.322s | 0.026s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=g5kc0eh7q1pi98uml2nu7e8ku1; path=/ Vary: Accept-Encoding |
|
移动
宁夏银川
|
8.134.88.243 （广东广州阿里云） | 200 | 0.938s | 0.307s | 0.049s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=tqcgb446qeentdvkvp8kc98014; path=/ Vary: Accept-Encoding |
|
移动
陕西渭南
|
8.134.88.243 （广东广州阿里云） | 200 | 1.043s | 0.444s | 0.077s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=hj4eoi9nssm594t11q2tj3ppf7; path=/ Vary: Accept-Encoding |
|
移动
上海
|
8.134.88.243 （广东广州阿里云） | 200 | 0.869s | 0.412s | 0.034s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=sirl0vbh6rpuh443dpluqceat5; path=/ Vary: Accept-Encoding |
|
联通
江西
|
8.134.88.243 （广东广州阿里云） | 200 | 0.933s | 0.054s | 0.021s |
下载时间：0.369s 下载大小：6.98KB 下载速度：18.916KB/s HEAD：
HTTP/1.1 301 Moved Permanently Server: nginx Date: Mon, 26 Oct 2026 16:07:38 GMT Content-Type: text/html; charset=UTF-8 Transfer-Encoding: chunked Connection: keep-alive Location: http://www.gdquandai.com/ HTTP/1.1 200 OK Server: nginx Date: Mon, 26 Oct 2026 16:07:38 GMT Content-Type: text/html; charset=utf-8 Transfer-Encoding: chunked Connection: keep-alive Vary: Accept-Encoding Set-Cookie: PHPSESSID=q5ea3vhvocbbhvfr0piribtc60; path=/ Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-Encoding: gzip |
|
联通
北京
|
8.134.88.243 （广东广州阿里云） | 200 | 1.081s | 0.224s | 0.038s |
下载时间：0.333s 下载大小：6.98KB 下载速度：20.961KB/s HEAD：
HTTP/1.1 301 Moved Permanently Server: nginx Date: Mon, 26 Oct 2026 16:07:37 GMT Content-Type: text/html; charset=UTF-8 Transfer-Encoding: chunked Connection: keep-alive Location: http://www.gdquandai.com/ HTTP/1.1 200 OK Server: nginx Date: Mon, 26 Oct 2026 16:07:38 GMT Content-Type: text/html; charset=utf-8 Transfer-Encoding: chunked Connection: keep-alive Vary: Accept-Encoding Set-Cookie: PHPSESSID=dds2dlbu99g7jgccjj7qjn7021; path=/ Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-Encoding: gzip |
|
联通
青海
|
8.134.88.243 （广东广州阿里云） | 200 | 0.796s | 0.275s | 0.046s |
下载时间：0.364s 下载大小：6.98KB 下载速度：19.176KB/s HEAD：
HTTP/1.1 301 Moved Permanently Server: nginx Date: Mon, 26 Oct 2026 16:07:38 GMT Content-Type: text/html; charset=UTF-8 Transfer-Encoding: chunked Connection: keep-alive Location: http://www.gdquandai.com/ HTTP/1.1 200 OK Server: nginx Date: Mon, 26 Oct 2026 16:07:39 GMT Content-Type: text/html; charset=utf-8 Transfer-Encoding: chunked Connection: keep-alive Vary: Accept-Encoding Set-Cookie: PHPSESSID=niak2lsk23d67v5kt5e1kp5f53; path=/ Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-Encoding: gzip |
|
联通
安徽芜湖
|
8.134.88.243 （广东广州阿里云） | 200 | 1.054s | 0.579s | 0.027s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=ocvsc7udifc25622fbqchrr601; path=/ Vary: Accept-Encoding |
|
联通
甘肃庆阳
|
8.134.88.243 （广东广州阿里云） | 200 | 1.122s | 0.618s | 0.046s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=7l0os80f41d0n6v0a5e07an1o0; path=/ Vary: Accept-Encoding |
|
联通
海南三亚
|
8.134.88.243 （广东广州阿里云） | 200 | 1.041s | 0.495s | 0.019s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=d2kt8435vhf05kpcsgjg2q3183; path=/ Vary: Accept-Encoding |
|
联通
辽宁大连
|
8.134.88.243 （广东广州阿里云） | 200 | 1.111s | 0.692s | 0.054s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=1k4dntqgd98tf31kfalmdleir4; path=/ Vary: Accept-Encoding |
|
联通
内蒙古赤峰
|
8.134.88.243 （广东广州阿里云） | 200 | 3.999s | 3.821s | 0.057s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:41 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=ojar0agoe3fa93dqv6n59okt76; path=/ Vary: Accept-Encoding |
|
联通
山西长治
|
8.134.88.243 （广东广州阿里云） | 200 | 0.894s | 0.346s | 0.05s |
下载时间：0.003s 下载大小：6.98KB 下载速度：2326.667KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=vl2q3ebs15rk3gqngei9desr70; path=/ Vary: Accept-Encoding |
|
联通
陕西渭南
|
8.134.88.243 （广东广州阿里云） | 200 | 1.078s | 0.571s | 0.039s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=5o6p06uldn77q50tj5o2788mo7; path=/ Vary: Accept-Encoding |
|
联通
天津
|
8.134.88.243 （广东广州阿里云） | 200 | 1.174s | 0.991s | 0.036s |
下载时间：0.001s 下载大小：6.98KB 下载速度：6980KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=4m592dtp9aq2ok58mgbrc7khm2; path=/ Vary: Accept-Encoding |
|
联通
浙江金华
|
8.134.88.243 （广东广州阿里云） | 200 | 1.041s | 0.531s | 0.034s |
下载时间：0s 下载大小：6.98KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Connection: keep-alive Content-Encoding: gzip Content-Type: text/html; charset=utf-8 Date: Mon, 26 Oct 2026 16:07:38 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: nginx Set-Cookie: PHPSESSID=1epebleuhasn3ihrvbke4d6c95; path=/ Vary: Accept-Encoding |
查询结果仅供参考，不保证100%准确。
最新检测
网站测速
PING检测
劫持检测
