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cvun.cn通过本站DNS查询可进行实时DNS检测,能够迅速检测出在不同地区以及不同网络下对域名解析的结果,检测DNS解析是否遭受污染,查看域名污染在全国的分布状况,还能对域名的A记录、CNAME记录、MX记录、NS记录予以查询。
DNS查询结果cvun.cn2026-11-14 02:16:17
预估消耗 0 检测点,实际消耗以【检测点账单】为准
29

检测节点

响应时间分布 域名污染分布

污染比例:0%

登录51CESU,立即查看域名污染全国分布情况
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概览 被污染 (0) 状态码4XX (0) 客户端请求错误(请求的资源不存在、权限不足等) 状态码5XX (0) 服务器故障,处理请求时内部出错无法访问 响应超时 (0)
区域/运营商 响应最快 响应最慢 平均响应
全部 山东济南电信16ms 安徽合肥电信519ms 101.897ms
电信 山东济南电信16ms 安徽合肥电信519ms 121.2ms
移动 湖北鄂州移动35ms 江苏淮安移动371ms 131.6ms
联通 天津联通19ms 内蒙古包头联通200ms 77.5ms
华东 山东济南电信16ms 安徽合肥电信519ms 154.375ms
华北 天津联通19ms 内蒙古包头联通200ms 84.5ms
华南 广西南宁联通52ms 海南三亚联通132ms 80.667ms
华中 湖北鄂州移动35ms 湖北天门联通81ms 55ms
西北 陕西渭南联通63ms 甘肃庆阳电信99ms 82.2ms
西南 四川攀枝花移动76ms 贵州黔南布依族苗族自治州电信128ms 103.75ms
东北 黑龙江大庆电信69ms 黑龙江大庆联通80ms 74.5ms
解析占比
全部 电信 移动 联通 被污染
dns7.dnsren.com.
103.117.220.71
dns7.dnsren.com.
103.117.220.71
DNS查询详情
全部
响应超时 被污染
节点数:/
检测点
运营商 检测节点

解析时间

解析内容 操作
电信 安徽合肥
519ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 519 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Nov 13 18:15:37 UTC 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 甘肃庆阳
99ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 99 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Fri Nov 13 18:15:37 UTC 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 贵州黔南布依族苗族自治州
128ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 128 msec
;; SERVER: 192.168.110.1#53(192.168.110.1)
;; WHEN: Sat Nov 14 02:15:37 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 黑龙江大庆
69ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	593	IN	A	103.117.220.71

;; Query time: 69 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 江西南昌
79ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 79 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 内蒙古包头
55ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 55 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 103
详情
详情 HTTP PING DNS
电信 宁夏银川
72ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 72 msec
;; SERVER: 202.100.96.68#53(202.100.96.68)
;; WHEN: Sat Nov 14 02:15:37 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 山东济南
16ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	602	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	602	IN	A	103.117.220.71

;; Query time: 16 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Nov 13 18:15:36 UTC 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 四川攀枝花
84ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	494	IN	A	103.117.220.71

;; Query time: 84 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:37 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
电信 浙江宁波
91ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	599	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 91 msec
;; SERVER: 61.153.81.75#53(61.153.81.75)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
移动 湖北鄂州
35ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	175	IN	A	103.117.220.71

;; Query time: 35 msec
;; SERVER: 211.137.58.20#53(211.137.58.20)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
移动 湖南长沙
49ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 49 msec
;; SERVER: 211.142.211.124#53(211.142.211.124)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 103
详情
详情 HTTP PING DNS
移动 江苏淮安
371ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 371 msec
;; SERVER: 221.131.143.69#53(221.131.143.69)
;; WHEN: Sat Nov 14 02:15:37 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
移动 四川攀枝花
76ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	599	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 76 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:37 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
移动 西藏拉萨
127ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	595	IN	A	103.117.220.71

;; Query time: 127 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 北京
64ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
cvun.cn.		600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71
;; Query time: 64 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Nov 13 18:15:37 UTC 2026
;; MSG SIZE  rcvd: 70

详情
详情 HTTP PING DNS
联通 安徽芜湖
76ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	599	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 76 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 福建福州
51ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	587	IN	A	103.117.220.71

;; Query time: 51 msec
;; SERVER: 218.104.128.106#53(218.104.128.106)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 甘肃庆阳
87ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 87 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Fri Nov 13 18:15:37 UTC 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 广东东莞
58ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 58 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 广西南宁
52ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	587	IN	A	103.117.220.71

;; Query time: 52 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 海南三亚
132ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	5	IN	A	103.117.220.71

;; Query time: 132 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Nov 13 18:15:37 UTC 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 黑龙江大庆
80ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 80 msec
;; SERVER: 202.97.224.69#53(202.97.224.69)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 湖北天门
81ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 81 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 内蒙古包头
200ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 200 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 陕西渭南
63ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 63 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Fri Nov 13 18:15:36 UTC 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 上海
32ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	587	IN	A	103.117.220.71

;; Query time: 32 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 天津
19ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 19 msec
;; SERVER: 202.99.96.68#53(202.99.96.68)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS
联通 新疆昌吉回族自治州
90ms dns7.dnsren.com.
103.117.220.71[陕西西安Shanxi Beacon Cloudscape]
; <<>> DiG Go <<>> +noall +answer +stats cvun.cn
;; global options: +cmd

;; ANSWER SECTION:
cvun.cn.	600	IN	CNAME	dns7.dnsren.com.
dns7.dnsren.com.	600	IN	A	103.117.220.71

;; Query time: 90 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 14 02:15:36 CST 2026
;; MSG SIZE  rcvd: 92
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

cvun.cn 优化建议

1、dns延迟测试显示响应最快16ms、最慢519ms,建议使用dns测速在线与dns速度测试工具对陕西西安节点进行多轮dns解析速度测试,定位高延迟时段并优化解析链路。
2、dns记录查询确认解析稳定指向103.117.220.71,建议结合dns历史解析记录查询与dns解析查询在线核对解析记录一致性,防范潜在dns污染查询风险。
3、建议定期使用dns检测工具与dns污染检测网站监测各运营商dns表现,参考西安移动dns、陕西电信dns等节点数据优化dns选优策略。

其他工具历史

更新时间 2026-11-14 09:22:02
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