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51tools.info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51tools.info2026-09-21 02:07:21
预估消耗 0 检测点,实际消耗以【检测点账单】为准
30

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 广西南宁移动4ms 吉林长春联通733ms 284.967ms
电信 -17ms 新疆乌鲁木齐电信406ms 237.889ms
移动 广西南宁移动4ms 西藏拉萨移动470ms 247.417ms
联通 湖北武汉联通19ms 吉林长春联通733ms 382.111ms
华东 安徽马鞍山移动9ms 安徽亳州联通452ms 247.857ms
华北 山西长治移动29ms 内蒙古阿拉善盟移动454ms 281.571ms
华南 广西南宁移动4ms 广西南宁移动4ms 4ms
华中 湖北武汉移动4ms 湖南长沙移动297ms 106.667ms
西北 宁夏银川移动326ms 新疆博尔塔拉蒙古自治州联通500ms 417.25ms
西南 四川成都电信173ms 西藏拉萨移动470ms 347.8ms
东北 -17ms 吉林长春联通733ms 370.333ms
解析占比
全部 电信 移动 联通 被污染
104.21.70.94
172.67.222.121
104.21.70.94
172.67.222.121
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 辽宁
17ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
51tools.info.		30	IN	A	104.21.70.94
51tools.info.		30	IN	A	172.67.222.121
;; Query time: 17 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Sep 20 18:06:40 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
电信 天津
198ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
51tools.info.		300	IN	A	172.67.222.121
51tools.info.		300	IN	A	104.21.70.94
;; Query time: 198 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Sep 20 18:06:20 UTC 2026
;; MSG SIZE  rcvd: 397

详情
详情 HTTP PING DNS
电信 安徽合肥
241ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	900	IN	A	104.21.70.94
51tools.info.	900	IN	A	172.67.222.121

;; Query time: 241 msec
;; SERVER: 61.132.163.68#53(61.132.163.68)
;; WHEN: Mon Sep 21 02:06:20 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 吉林长春
361ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 361 msec
;; SERVER: 219.149.194.55#53(219.149.194.55)
;; WHEN: Mon Sep 21 02:06:30 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 江苏淮安
232ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	610	IN	A	172.67.222.121
51tools.info.	610	IN	A	104.21.70.94

;; Query time: 232 msec
;; SERVER: 218.2.2.2#53(218.2.2.2)
;; WHEN: Mon Sep 21 02:06:20 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 江西宜春
251ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	172.67.222.121
51tools.info.	300	IN	A	104.21.70.94

;; Query time: 251 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:19 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 四川成都
173ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 173 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Sep 20 18:06:21 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 新疆乌鲁木齐
406ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 406 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Sep 21 02:06:05 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 云南楚雄彝族自治州
262ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	172.67.222.121
51tools.info.	300	IN	A	104.21.70.94

;; Query time: 262 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Sep 20 18:06:20 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 安徽马鞍山
9ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	1	IN	A	104.21.70.94
51tools.info.	1	IN	A	172.67.222.121

;; Query time: 9 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:19 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 广西南宁
4ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	30	IN	A	172.67.222.121
51tools.info.	30	IN	A	104.21.70.94

;; Query time: 4 msec
;; SERVER: 211.138.240.100#53(211.138.240.100)
;; WHEN: Mon Sep 21 02:06:21 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 湖北武汉
4ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	60	IN	A	104.21.70.94
51tools.info.	60	IN	A	172.67.222.121

;; Query time: 4 msec
;; SERVER: 211.137.58.20#53(211.137.58.20)
;; WHEN: Mon Sep 21 02:06:21 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 湖南长沙
297ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 297 msec
;; SERVER: 211.142.211.124#53(211.142.211.124)
;; WHEN: Mon Sep 21 02:06:21 CST 2026
;; MSG SIZE  rcvd: 97
详情
详情 HTTP PING DNS
移动 江西宜春
291ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	600	IN	A	104.21.70.94
51tools.info.	600	IN	A	172.67.222.121

;; Query time: 291 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:20 CST 2026
;; MSG SIZE  rcvd: 97
详情
详情 HTTP PING DNS
移动 内蒙古阿拉善盟
454ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
51tools.info.		300	IN	A	104.21.70.94
51tools.info.		300	IN	A	172.67.222.121
;; Query time: 454 msec
;; SERVER: 223.5.5.5#53(223.5.5.5) (UDP)
;; WHEN: Mon Sep 21 02:06:37 CST 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
移动 宁夏银川
326ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	172.67.222.121
51tools.info.	300	IN	A	104.21.70.94

;; Query time: 326 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: Mon Sep 21 02:06:26 CST 2026
;; MSG SIZE  rcvd: 756
详情
详情 HTTP PING DNS
移动 山西长治
29ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	78	IN	A	104.21.70.94
51tools.info.	78	IN	A	172.67.222.121

;; Query time: 29 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Sep 20 18:06:23 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 陕西渭南
437ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	172.67.222.121
51tools.info.	300	IN	A	104.21.70.94

;; Query time: 437 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Sep 20 18:06:23 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 上海
259ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 259 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Sep 21 02:06:21 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 天津
389ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 389 msec
;; SERVER: 211.136.17.107#53(211.136.17.107)
;; WHEN: Mon Sep 21 02:06:20 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 西藏拉萨
470ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 470 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:29 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 安徽亳州
452ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 452 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Sep 20 18:06:21 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 北京
180ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
51tools.info.		300	IN	A	104.21.70.94
51tools.info.		300	IN	A	172.67.222.121
;; Query time: 180 msec
;; SERVER: 8.8.8.8#53(8.8.8.8) (UDP)
;; WHEN: Mon Sep 21 02:06:35 CST 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
联通 湖北武汉
19ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	60	IN	A	172.67.222.121
51tools.info.	60	IN	A	104.21.70.94

;; Query time: 19 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:20 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 吉林长春
733ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 733 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:36 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 内蒙古呼和浩特
351ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 351 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:21 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 山西临汾
370ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	172.67.222.121
51tools.info.	300	IN	A	104.21.70.94

;; Query time: 370 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Sep 20 18:06:21 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 新疆博尔塔拉蒙古自治州
500ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 500 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Mon Sep 21 02:06:29 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 云南昆明
467ms 172.67.222.121[美国Cloudflare, Inc.]
104.21.70.94[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	172.67.222.121
51tools.info.	300	IN	A	104.21.70.94

;; Query time: 467 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Sep 21 02:06:36 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 重庆
367ms 104.21.70.94[美国Cloudflare, Inc.]
172.67.222.121[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats 51tools.info
;; global options: +cmd

;; ANSWER SECTION:
51tools.info.	300	IN	A	104.21.70.94
51tools.info.	300	IN	A	172.67.222.121

;; Query time: 367 msec
;; SERVER: 221.5.203.98#53(221.5.203.98)
;; WHEN: Mon Sep 21 02:06:22 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

51tools.info 优化建议

1、使用在线DNS测速工具定期监测不同时段的响应情况,筛选出稳定且快速的解析节点,优化用户访问体验。
2、通过DNS解析记录查询工具查看历史解析数据,分析解析波动规律,及时调整解析策略以降低延迟。
3、利用DNS污染检测工具检查是否存在解析异常,确保域名解析指向正确的服务器地址,保障网站正常访问。

其他工具历史

更新时间 2026-09-21 05:16:03
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