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202dd.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202dd.cn2026-10-20 01:46:11
预估消耗 0 检测点,实际消耗以【检测点账单】为准
28

检测节点

响应时间分布 域名污染分布

污染比例:0%

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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 天津电信69ms 江苏联通2135ms 290.714ms
电信 天津电信69ms 西藏山南电信1059ms 217.2ms
移动 浙江金华移动98ms 江苏淮安移动405ms 227.875ms
联通 湖南衡阳联通185ms 江苏联通2135ms 414.5ms
华东 福建漳州电信89ms 江苏联通2135ms 509.833ms
华北 天津电信69ms 河北石家庄电信243ms 155.75ms
华南 广西南宁电信108ms 海南三亚联通274ms 191ms
华中 湖北襄阳电信149ms 湖北襄阳移动233ms 200.2ms
西北 青海西宁电信138ms 陕西西安移动282ms 228ms
西南 云南昆明电信87ms 西藏山南电信1059ms 370ms
东北 吉林长春移动227ms 吉林长春移动227ms 227ms
解析占比
全部 电信 移动 联通 被污染
104.21.22.231
172.67.207.145
104.21.22.231
172.67.207.145
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 北京
98ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
202dd.cn.		300	IN	A	104.21.22.231
202dd.cn.		300	IN	A	172.67.207.145
;; Query time: 98 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 19 17:45:49 UTC 2026
;; MSG SIZE  rcvd: 58

详情
详情 HTTP PING DNS
电信 福建漳州
89ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	600	IN	A	104.21.22.231
202dd.cn.	600	IN	A	172.67.207.145

;; Query time: 89 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 704
详情
详情 HTTP PING DNS
电信 广西南宁
108ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 108 msec
;; SERVER: 202.103.225.68#53(202.103.225.68)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
电信 河北石家庄
243ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 243 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 552
详情
详情 HTTP PING DNS
电信 湖北襄阳
149ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 149 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Oct 19 17:45:48 UTC 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
电信 青海西宁
138ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	600	IN	A	104.21.22.231
202dd.cn.	600	IN	A	172.67.207.145

;; Query time: 138 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 704
详情
详情 HTTP PING DNS
电信 四川成都
132ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 132 msec
;; SERVER: 61.139.2.69#53(61.139.2.69)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
电信 天津
69ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 69 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 704
详情
详情 HTTP PING DNS
电信 西藏山南
1059ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 1059 msec
;; SERVER: 192.168.0.1#53(192.168.0.1)
;; WHEN: Tue Oct 20 01:45:49 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
电信 云南昆明
87ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 87 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
移动 安徽六安
113ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	600	IN	A	104.21.22.231
202dd.cn.	600	IN	A	172.67.207.145

;; Query time: 113 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
移动 北京
213ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 213 msec
;; SERVER: 211.136.17.107#53(211.136.17.107)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
移动 湖北襄阳
233ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 233 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
移动 吉林长春
227ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 227 msec
;; SERVER: 211.141.16.99#53(211.141.16.99)
;; WHEN: Tue Oct 20 01:45:49 CST 2026
;; MSG SIZE  rcvd: 704
详情
详情 HTTP PING DNS
移动 江苏淮安
405ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	600	IN	A	104.21.22.231
202dd.cn.	600	IN	A	172.67.207.145

;; Query time: 405 msec
;; SERVER: 221.131.143.69#53(221.131.143.69)
;; WHEN: Tue Oct 20 01:45:49 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
移动 陕西西安
282ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 282 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 19 17:45:49 UTC 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
移动 新疆伊犁哈萨克自治州
252ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 252 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 20 01:45:49 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
移动 浙江金华
98ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	600	IN	A	104.21.22.231
202dd.cn.	600	IN	A	172.67.207.145

;; Query time: 98 msec
;; SERVER: 211.140.13.188#53(211.140.13.188)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 宁夏
224ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
202dd.cn.		300	IN	A	172.67.207.145
202dd.cn.		300	IN	A	104.21.22.231
;; Query time: 224 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 19 17:45:49 UTC 2026
;; MSG SIZE  rcvd: 58

详情
详情 HTTP PING DNS
联通 贵州遵义
202ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 202 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 海南三亚
274ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 274 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Oct 19 17:45:49 UTC 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 河南南阳
216ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 216 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 湖北武汉
218ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 218 msec
;; SERVER: 218.104.111.122#53(218.104.111.122)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 湖南衡阳
185ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 185 msec
;; SERVER: 58.20.127.170#53(58.20.127.170)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 江苏
2135ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 2135 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 20 01:45:50 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 陕西西安
236ms 104.21.22.231[美国Cloudflare, Inc.]
172.67.207.145[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	104.21.22.231
202dd.cn.	300	IN	A	172.67.207.145

;; Query time: 236 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 19 17:45:49 UTC 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 新疆昌吉回族自治州
236ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 236 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS
联通 浙江金华
219ms 172.67.207.145[美国Cloudflare, Inc.]
104.21.22.231[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 202dd.cn
;; global options: +cmd

;; ANSWER SECTION:
202dd.cn.	300	IN	A	172.67.207.145
202dd.cn.	300	IN	A	104.21.22.231

;; Query time: 219 msec
;; SERVER: 221.12.1.227#53(221.12.1.227)
;; WHEN: Tue Oct 20 01:45:48 CST 2026
;; MSG SIZE  rcvd: 74
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

202dd.cn 优化建议

1、针对dns测速在线与dns解析查询在线等检测,建议使用dns测速工具、dns检测工具优化最快69ms最慢2135ms的响应差距,提升dns解析速度测试表现。
2、针对dns污染查询与dns污染检测等项目,建议通过dns劫持检测、dns污染在线检测及在线dns污染检测确认解析一致性,保障dns域名污染检测稳定。
3、针对dns查询网与dns在线查询等需求,建议借助dns解析记录查询、dns历史解析记录查询和dns解析检测优化双IP轮询,覆盖杭州移动dns、西安移动dns等dns在线测试场景。

其他工具历史

更新时间 2026-10-20 04:31:02
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