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thu-impa.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thu-impa.cn2026-08-24 01:52:24
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%

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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 (1)
区域/运营商 响应最快 响应最慢 平均响应
全部 -32ms -2072ms 183.107ms
电信 -35ms -2072ms 264.933ms
移动 -50ms -89ms 68.4ms
联通 -32ms 河南驻马店联通169ms 101.375ms
华东 -35ms -89ms 63.2ms
华北 -50ms 北京电信635ms 236ms
华南 -69ms -69ms 69ms
华中 -50ms -2072ms 500.4ms
西北 -76ms -89ms 82ms
西南 -32ms 四川广安电信184ms 112.167ms
东北 -62ms -120ms 94.25ms
解析占比
全部 电信 移动 联通 被污染
www.thu-impa.cn.
8.140.129.165
www.thu-impa.cn.
8.140.129.165
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 湖北
2072ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 2072 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:14 UTC 2026
;; MSG SIZE  rcvd: 437

详情
详情 HTTP PING DNS
电信 海南
69ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 69 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 437

详情
详情 HTTP PING DNS
电信 安徽
35ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		900	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	900	IN	A	8.140.129.165
;; Query time: 35 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
电信 西藏
178ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 178 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
电信 青海
89ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 89 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 437

详情
详情 HTTP PING DNS
电信 甘肃
76ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 76 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 437

详情
详情 HTTP PING DNS
电信 贵州
79ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		30	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	30	IN	A	8.140.129.165
;; Query time: 79 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
电信 吉林
120ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 120 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
电信 天津
50ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 50 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 437

详情
详情 HTTP PING DNS
电信 北京
635ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		300	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	300	IN	A	8.140.129.165
;; Query time: 635 msec
;; SERVER: 127.0.0.11#53(127.0.0.11) (UDP)
;; WHEN: Mon Aug 24 01:51:12 CST 2026
;; MSG SIZE  rcvd: 74

详情
详情 HTTP PING DNS
电信 福建福州
84ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 84 msec
;; SERVER: 127.0.0.1#53(127.0.0.1) (UDP)
;; WHEN: Mon Aug 24 01:51:12 CST 2026
;; MSG SIZE  rcvd: 437

详情
详情 HTTP PING DNS
电信 河南驻马店
68ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		900	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	900	IN	A	8.140.129.165
;; Query time: 68 msec
;; SERVER: 192.168.5.1#53(192.168.5.1) (UDP)
;; WHEN: Mon Aug 24 01:51:12 CST 2026
;; MSG SIZE  rcvd: 437

详情
详情 HTTP PING DNS
电信 湖南长沙
143ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 143 msec
;; SERVER: 223.5.5.5#53(223.5.5.5) (UDP)
;; WHEN: Mon Aug 24 01:51:12 CST 2026
;; MSG SIZE  rcvd: 85

详情
详情 HTTP PING DNS
电信 辽宁大连
92ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 92 msec
;; SERVER: 127.0.0.1#53(127.0.0.1) (UDP)
;; WHEN: Mon Aug 24 01:51:11 CST 2026
;; MSG SIZE  rcvd: 74

详情
详情 HTTP PING DNS
电信 四川广安
184ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 184 msec
;; SERVER: 223.5.5.5#53(223.5.5.5) (UDP)
;; WHEN: Mon Aug 24 01:51:12 CST 2026
;; MSG SIZE  rcvd: 85

详情
详情 HTTP PING DNS
移动 湖北
50ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 50 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
移动 青海
81ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 81 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:13 UTC 2026
;; MSG SIZE  rcvd: 74

详情
详情 HTTP PING DNS
移动 黑龙江
62ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 62 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 74

详情
详情 HTTP PING DNS
移动 上海
89ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 89 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
移动 山东青岛
60ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 60 msec
;; SERVER: 127.0.0.1#53(127.0.0.1) (UDP)
;; WHEN: Mon Aug 24 01:51:11 CST 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
联通 安徽
48ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 48 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
联通 辽宁
103ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 103 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
联通 四川
85ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 85 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
联通 新疆
0ms 没有记录
dig: isc_taskmgr_create: no available threads
详情
详情 HTTP PING DNS
联通 云南
115ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 115 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
联通 贵州
32ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		599	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	599	IN	A	8.140.129.165
;; Query time: 32 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Aug 23 17:51:12 UTC 2026
;; MSG SIZE  rcvd: 63

详情
详情 HTTP PING DNS
联通 河北廊坊
91ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	599	IN	A	8.140.129.165
;; Query time: 91 msec
;; SERVER: 10.0.3.1#53(10.0.3.1) (UDP)
;; WHEN: Mon Aug 24 01:51:12 CST 2026
;; MSG SIZE  rcvd: 85

详情
详情 HTTP PING DNS
联通 河南驻马店
169ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 169 msec
;; SERVER: 127.0.0.53#53(127.0.0.53) (UDP)
;; WHEN: Mon Aug 24 01:51:12 CST 2026
;; MSG SIZE  rcvd: 74

详情
详情 HTTP PING DNS
联通 内蒙古包头
168ms www.thu-impa.cn.
8.140.129.165[北京阿里云]
thu-impa.cn.		600	IN	CNAME	www.thu-impa.cn.
www.thu-impa.cn.	600	IN	A	8.140.129.165
;; Query time: 168 msec
;; SERVER: 127.0.0.53#53(127.0.0.53) (UDP)
;; WHEN: Mon Aug 24 01:51:12 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。

thu-impa.cn 优化建议

1、使用在线工具定期进行解析速度测试,筛选响应稳定的节点,减少异常延迟情况。
2、通过在线检测工具排查是否存在解析异常或超时问题,优化解析稳定性。
3、结合不同区域的公共DNS进行测试,选择适合目标用户群体的解析节点。
4、利用解析记录查询工具监控解析结果的一致性,确保解析指向正确。
5、定期使用污染检测工具检查是否存在异常解析,保障解析安全。

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更新时间 2026-08-24 06:47:02
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