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sudo.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sudo.cn2026-10-31 01:55:18
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 天津电信19ms 西藏拉萨移动123ms 59.621ms
电信 天津电信19ms 贵州遵义电信94ms 54ms
移动 山东青岛移动36ms 西藏拉萨移动123ms 76.8ms
联通 广东东莞联通19ms -114ms 58.083ms
华东 江苏南京电信33ms 福建福州移动49ms 38.333ms
华北 天津电信19ms -113ms 52.333ms
华南 广东东莞联通19ms 海南海口电信79ms 49.333ms
华中 湖南长沙电信29ms 河南驻马店联通74ms 56.667ms
西北 陕西西安联通35ms 甘肃庆阳联通68ms 48.667ms
西南 贵州贵阳联通52ms 西藏拉萨移动123ms 92ms
东北 吉林长春电信72ms 辽宁盘锦联通107ms 87ms
解析占比
全部 电信 移动 联通 被污染
42.194.185.253
42.194.185.253
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 山东
36ms 42.194.185.253[广东广州腾讯]
sudo.cn.		60	IN	A	42.194.185.253
;; Query time: 36 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 30 17:54:51 UTC 2026
;; MSG SIZE  rcvd: 41

详情
详情 HTTP PING DNS
电信 贵州遵义
94ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 94 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:30 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
电信 海南海口
79ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	300	IN	A	42.194.185.253

;; Query time: 79 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 604
详情
详情 HTTP PING DNS
电信 湖南长沙
29ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 29 msec
;; SERVER: 222.246.129.80#53(222.246.129.80)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 59
详情
详情 HTTP PING DNS
电信 吉林长春
72ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 72 msec
;; SERVER: 219.149.194.55#53(219.149.194.55)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
电信 江苏南京
33ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	602	IN	A	42.194.185.253

;; Query time: 33 msec
;; SERVER: 218.2.2.2#53(218.2.2.2)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
电信 辽宁盘锦
82ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	300	IN	A	42.194.185.253

;; Query time: 82 msec
;; SERVER: 219.148.204.66#53(219.148.204.66)
;; WHEN: Fri Oct 30 17:54:31 UTC 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
电信 内蒙古包头
46ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	305	IN	A	42.194.185.253

;; Query time: 46 msec
;; SERVER: 114.114.114.114#53(114.114.114.114)
;; WHEN: Fri Oct 30 17:54:31 UTC 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
电信 青海西宁
43ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	600	IN	A	42.194.185.253

;; Query time: 43 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 604
详情
详情 HTTP PING DNS
电信 四川攀枝花
77ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 77 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
电信 天津
19ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	300	IN	A	42.194.185.253

;; Query time: 19 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 604
详情
详情 HTTP PING DNS
电信 浙江温州
38ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 38 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
移动 内蒙古
113ms 42.194.185.253[广东广州腾讯]
sudo.cn.		60	IN	A	42.194.185.253
;; Query time: 113 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 30 17:54:31 UTC 2026
;; MSG SIZE  rcvd: 41

详情
详情 HTTP PING DNS
移动 福建福州
49ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 49 msec
;; SERVER: 211.138.156.66#53(211.138.156.66)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
移动 河北唐山
63ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 63 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
移动 山东青岛
36ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	300	IN	A	42.194.185.253

;; Query time: 36 msec
;; SERVER: 211.137.191.26#53(211.137.191.26)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
移动 西藏拉萨
123ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 123 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 四川
114ms 42.194.185.253[广东广州腾讯]
sudo.cn.		30	IN	A	42.194.185.253
;; Query time: 114 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 30 17:54:31 UTC 2026
;; MSG SIZE  rcvd: 52

详情
详情 HTTP PING DNS
联通 北京
33ms 42.194.185.253[广东广州腾讯]
sudo.cn.		60	IN	A	42.194.185.253
;; Query time: 33 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 30 17:54:31 UTC 2026
;; MSG SIZE  rcvd: 41

详情
详情 HTTP PING DNS
联通 安徽芜湖
38ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 38 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 甘肃庆阳
68ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 68 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Fri Oct 30 17:54:31 UTC 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 广东东莞
19ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 19 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 广西南宁
50ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 50 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 贵州贵阳
52ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 52 msec
;; SERVER: 221.13.28.234#53(221.13.28.234)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 河南驻马店
74ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 74 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 湖北宜昌
67ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 67 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 辽宁盘锦
107ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 107 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 31 01:53:44 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 山西长治
40ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 40 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Oct 30 17:54:31 UTC 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS
联通 陕西西安
35ms 42.194.185.253[广东广州腾讯]
; <<>> DiG Go <<>> +noall +answer +stats sudo.cn
;; global options: +cmd

;; ANSWER SECTION:
sudo.cn.	60	IN	A	42.194.185.253

;; Query time: 35 msec
;; SERVER: 221.11.1.67#53(221.11.1.67)
;; WHEN: Sat Oct 31 01:54:31 CST 2026
;; MSG SIZE  rcvd: 48
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

sudo.cn 优化建议

1、针对sudo.cn解析集中于广东广州腾讯单节点且部分查询偏高,建议先用dns测速在线、dns延迟测试对比电信dns服务器与联通dns的响应差异,确认是否为线路瓶颈。
2、该域名无多IP轮询,建议通过dns记录查询、dns解析查询在线核查A记录与CNAME配置,并结合dns污染检测、dns劫持检测排除解析异常风险。
3、为降低单点依赖,建议使用dns测速工具、dns解析速度测试评估各地运营商表现,并参考dns选优、智能dns思路补充多线路节点提升稳定性。

其他工具历史

更新时间 2026-10-31 11:19:05
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