检测节点
| 区域/运营商 | 响应最快 | 响应最慢 | 平均响应 |
|---|---|---|---|
| 全部 | -0.18s | 安徽芜湖电信2.945s | 1.939s |
| 电信 | 广东梅州电信1.376s | 安徽芜湖电信2.945s | 1.897s |
| 移动 | 安徽六安移动1.67s | 福建福州移动2.821s | 2.159s |
| 联通 | -0.18s | 浙江金华联通2.475s | 1.887s |
| 华东 | 安徽六安移动1.67s | 安徽芜湖电信2.945s | 2.461s |
| 华北 | 内蒙古赤峰联通1.352s | 河北唐山移动2.449s | 1.827s |
| 华南 | 广东梅州电信1.376s | 海南三亚联通2.406s | 1.865s |
| 华中 | 湖南邵阳联通2.466s | 湖南邵阳联通2.466s | 2.466s |
| 西北 | -0.18s | 宁夏石嘴山联通2.133s | 1.557s |
| 西南 | -0.846s | 四川成都电信1.576s | 1.211s |
| 东北 | 吉林长春电信1.641s | 辽宁营口联通2.405s | 2.021s |
|
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
|
解析失败
解析失败：通常发生在网络请求中，设备无法通过DNS解析目标服务器的IP地。
|
0 | *s | *s | *s |
下载时间：*s 下载大小：*KB 下载速度：*KB/s HEAD：
HTTP/1.1 200 OK Date: Mon, 02 Nov 2026 16:49:45 GMT Server: Apache X-UA-Compatible: IE=edge,chrome=1 Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate Pragma: no-cache Set-Cookie: lg=cn; path=/ Set-Cookie: PbootSystem=64g4e99ffu2a37m3fn5suakr9g; path=/ Upgrade: h2 Connection: Upgrade, close Vary: Accept-Encoding Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 |
|
电信
安徽芜湖
|
123.56.228.248 （北京阿里云） | 200 | 2.945s | 1.815s | 0.027s |
下载时间：0.002s 下载大小：7.07KB 下载速度：3535KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:47 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=jjasmstg19hgggbdkbcrmgclr7; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
福建漳州
|
123.56.228.248 （北京阿里云） | 200 | 2.813s | 1.059s | 0.046s |
下载时间：0.002s 下载大小：7.07KB 下载速度：3535KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:46 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=0sm1deo6j8qbmlihnb5hfco58j; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
广东梅州
|
123.56.228.248 （北京阿里云） | 200 | 1.376s | 0.029s | 0.047s |
下载时间：0.004s 下载大小：7.07KB 下载速度：1767.5KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=qrkkqcqdiimllpqpb777hi0c37; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
海南澄迈县
|
123.56.228.248 （北京阿里云） | 200 | 1.579s | 0.033s | 0.05s |
下载时间：0s 下载大小：7.07KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=o84h2a4e16d7gj0notrd0va0f1; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
吉林长春
|
123.56.228.248 （北京阿里云） | 200 | 1.641s | 0.089s | 0.024s |
下载时间：0.002s 下载大小：7.07KB 下载速度：3535KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=bkmtllf3bqm2456ij9cdjk89m6; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
辽宁盘锦
|
123.56.228.248 （北京阿里云） | 200 | 1.737s | 0.22s | 0.022s |
下载时间：0.005s 下载大小：7.07KB 下载速度：1414KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=hqhmc2dakjfgvluj0fe096nv8s; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
宁夏银川
|
123.56.228.248 （北京阿里云） | 200 | 1.461s | 0.078s | 0.024s |
下载时间：0s 下载大小：7.07KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=1p03iqn8pnq75ln498m9t2ludp; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
陕西西安
|
123.56.228.248 （北京阿里云） | 200 | 1.711s | 0.157s | 0.02s |
下载时间：0s 下载大小：7.07KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=vof98de13erb289dt24fqfhldj; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
四川成都
|
123.56.228.248 （北京阿里云） | 200 | 1.576s | 0.078s | 0.041s |
下载时间：0.001s 下载大小：7.07KB 下载速度：7070KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=jiklpd3egfkibmk3po1hj5pv67; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
天津
|
123.56.228.248 （北京阿里云） | 200 | 1.567s | 0.044s | 0.01s |
下载时间：0.018s 下载大小：7.07KB 下载速度：392.778KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=jg22knbf3rmh7s4l8ftr8ru5pi; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
电信
浙江宁波
|
123.56.228.248 （北京阿里云） | 200 | 2.457s | 0.633s | 0.036s |
下载时间：0.007s 下载大小：7.07KB 下载速度：1010KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:46 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=soh7amv59ui268bvi9t0bh074h; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
移动
海南
|
123.56.228.248 （北京阿里云） | 200 | 2.098s | 0.14s | 0.068s |
下载时间：0.005s 下载大小：7.07KB 下载速度：1414KB/s HEAD：
HTTP/1.1 200 OK Date: Mon, 02 Nov 2026 16:49:45 GMT Server: Apache X-UA-Compatible: IE=edge,chrome=1 Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate Pragma: no-cache Set-Cookie: lg=cn; path=/ Set-Cookie: PbootSystem=5vhr0g9rgb8ae6634aljrrb8d3; path=/ Upgrade: h2 Connection: Upgrade, close Vary: Accept-Encoding Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 |
|
移动
安徽六安
|
123.56.228.248 （北京阿里云） | 200 | 1.67s | 0.119s | 0.029s |
下载时间：0.005s 下载大小：7.07KB 下载速度：1414KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=bebmfkt20jjljjm1iqq2172c5v; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
移动
福建福州
|
123.56.228.248 （北京阿里云） | 200 | 2.821s | 1.073s | 0.042s |
下载时间：0.003s 下载大小：7.07KB 下载速度：2356.667KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:46 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=ke75tndv9ko2sa3rr43bktkju2; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
移动
广东广州
|
123.56.228.248 （北京阿里云） | 200 | 1.758s | 0.146s | 0.041s |
下载时间：0.002s 下载大小：7.07KB 下载速度：3535KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=2rcmevc26ccbdp6179jgb9n2l6; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
移动
河北唐山
|
123.56.228.248 （北京阿里云） | 200 | 2.449s | 0.304s | 0.025s |
下载时间：0.004s 下载大小：7.07KB 下载速度：1767.5KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=6lvjbmr0q37ed00c7ui7k8gqcm; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
云南
|
123.56.228.248 （北京阿里云） | 200 | 0.846s | 0.327s | 0.077s |
下载时间：0.015s 下载大小：7.07KB 下载速度：471.333KB/s HEAD：
HTTP/1.1 200 OK Date: Mon, 02 Nov 2026 16:50:05 GMT Server: Apache X-UA-Compatible: IE=edge,chrome=1 Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate Pragma: no-cache Set-Cookie: lg=cn; path=/ Set-Cookie: PbootSystem=bdvn0l01i50pt2gk1bguim7ol8; path=/ Upgrade: h2 Connection: Upgrade, close Vary: Accept-Encoding Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 |
|
联通
青海
|
123.56.228.248 （北京阿里云） | 200 | 0.18s | 0.062s | 0.035s |
下载时间：0s 下载大小：7.07KB 下载速度：0KB/s HEAD：
HTTP/1.1 200 OK Date: Mon, 02 Nov 2026 16:50:00 GMT Server: Apache X-UA-Compatible: IE=edge,chrome=1 Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate Pragma: no-cache Set-Cookie: lg=cn; path=/ Set-Cookie: PbootSystem=ruqefmt05itbahbd52d8jhp2eo; path=/ Upgrade: h2 Connection: Upgrade, close Vary: Accept-Encoding Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 |
|
联通
北京
|
123.56.228.248 （北京阿里云） | 200 | 1.939s | 0.208s | 0.023s |
下载时间：0.001s 下载大小：7.07KB 下载速度：7070KB/s HEAD：
HTTP/1.1 200 OK Date: Mon, 02 Nov 2026 16:49:45 GMT Server: Apache X-UA-Compatible: IE=edge,chrome=1 Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate Pragma: no-cache Set-Cookie: lg=cn; path=/ Set-Cookie: PbootSystem=qnu86tdfsutc6u5imncllk1jb2; path=/ Upgrade: h2 Connection: Upgrade, close Vary: Accept-Encoding Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 |
|
联通
福建福州
|
123.56.228.248 （北京阿里云） | 200 | 2.043s | 0.217s | 0.045s |
下载时间：0.002s 下载大小：7.07KB 下载速度：3535KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=555vdp4n829j7hdh2vvqrll3g8; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
海南三亚
|
123.56.228.248 （北京阿里云） | 200 | 2.406s | 0.285s | 0.056s |
下载时间：0.008s 下载大小：7.07KB 下载速度：883.75KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=dnca7mhm0q9vvl2hkee7stble6; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
黑龙江大庆
|
123.56.228.248 （北京阿里云） | 200 | 2.301s | 0.229s | 0.038s |
下载时间：0.001s 下载大小：7.07KB 下载速度：7070KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=9ujj9hgqsa0e3tu86hi5p0ptve; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
湖南邵阳
|
123.56.228.248 （北京阿里云） | 200 | 2.466s | 0.246s | 0.04s |
下载时间：0.001s 下载大小：7.07KB 下载速度：7070KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=js6lk0n7ev17comkneu1ljq25j; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
辽宁营口
|
123.56.228.248 （北京阿里云） | 200 | 2.405s | 0.376s | 0.043s |
下载时间：0.001s 下载大小：7.07KB 下载速度：7070KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=hs91upva077oc4jfp848envagi; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
内蒙古赤峰
|
123.56.228.248 （北京阿里云） | 200 | 1.352s | 0.077s | 0.025s |
下载时间：0.008s 下载大小：7.07KB 下载速度：883.75KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=2nbbf2um1a5l719588u1g8appr; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
宁夏石嘴山
|
123.56.228.248 （北京阿里云） | 200 | 2.133s | 0.261s | 0.028s |
下载时间：0.004s 下载大小：7.07KB 下载速度：1767.5KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=s4d4mksdm4vb3ci339rdm9g31t; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
陕西西安
|
123.56.228.248 （北京阿里云） | 200 | 2.097s | 0.23s | 0.032s |
下载时间：0.001s 下载大小：7.07KB 下载速度：7070KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=p81mtkjcjf0qp8qhq0f9kugo5a; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
|
联通
浙江金华
|
123.56.228.248 （北京阿里云） | 200 | 2.475s | 0.327s | 0.03s |
下载时间：0.003s 下载大小：7.07KB 下载速度：2356.667KB/s HEAD：
HTTP/1.1 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Encoding: gzip Content-Length: 7243 Content-Type: text/html; charset=utf-8 Date: Mon, 02 Nov 2026 16:49:45 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Pragma: no-cache Server: Apache Set-Cookie: lg=cn; path=/, PbootSystem=c0h3etmiu1dsvtp1dbdes5vtvj; path=/ Upgrade: h2 Vary: Accept-Encoding X-Ua-Compatible: IE=edge,chrome=1 |
查询结果仅供参考，不保证100%准确。
最新检测
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