广告
提示
工具简介
midcourt.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midcourt.cn2026-10-12 01:48:18
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
立即登录
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 -12ms 浙江金华联通236ms 67.767ms
电信 -12ms 河北唐山电信78ms 54.5ms
移动 河南郑州移动31ms 陕西渭南移动120ms 58.5ms
联通 山东济南联通32ms 浙江金华联通236ms 85.667ms
华东 山东济南联通32ms 浙江金华联通236ms 85.25ms
华北 -12ms 河北唐山电信78ms 40.667ms
华南 海南澄迈县电信46ms 广西梧州联通124ms 80ms
华中 河南郑州移动31ms 河南驻马店联通92ms 61.5ms
西北 宁夏银川移动46ms 陕西渭南移动120ms 77.6ms
西南 云南昆明电信45ms 四川成都电信62ms 53.5ms
东北 辽宁大连移动35ms 吉林长春电信71ms 56.333ms
解析占比
全部 电信 移动 联通 被污染
103.45.248.159
103.45.248.159
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 青海
69ms 103.45.248.159[辽宁大连电信]
midcourt.cn.		600	IN	A	103.45.248.159
;; Query time: 69 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 223

详情
详情 HTTP PING DNS
电信 北京
12ms 103.45.248.159[辽宁大连电信]
midcourt.cn.		600	IN	A	103.45.248.159
;; Query time: 12 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 45

详情
详情 HTTP PING DNS
电信 江西
74ms 103.45.248.159[辽宁大连电信]
midcourt.cn.		600	IN	A	103.45.248.159
;; Query time: 74 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 17:48:00 UTC 2026
;; MSG SIZE  rcvd: 45

详情
详情 HTTP PING DNS
电信 海南澄迈县
46ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 46 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 12 01:47:39 CST 2026
;; MSG SIZE  rcvd: 346
详情
详情 HTTP PING DNS
电信 河北唐山
78ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 78 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
电信 吉林长春
71ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 71 msec
;; SERVER: 219.149.194.55#53(219.149.194.55)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
电信 辽宁盘锦
63ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 63 msec
;; SERVER: 219.148.204.66#53(219.148.204.66)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
电信 内蒙古包头
39ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	606	IN	A	103.45.248.159

;; Query time: 39 msec
;; SERVER: 114.114.114.114#53(114.114.114.114)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
电信 山东济南
40ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	601	IN	A	103.45.248.159

;; Query time: 40 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
电信 四川成都
62ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 62 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
电信 云南昆明
45ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 45 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
电信 浙江宁波
55ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 55 msec
;; SERVER: 61.153.81.75#53(61.153.81.75)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
移动 河南郑州
31ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 31 msec
;; SERVER: 211.138.24.71#53(211.138.24.71)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
移动 江苏淮安
51ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 51 msec
;; SERVER: 221.131.143.69#53(221.131.143.69)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
移动 辽宁大连
35ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 35 msec
;; SERVER: 211.137.32.178#53(211.137.32.178)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
移动 宁夏银川
46ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 46 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 12 01:47:39 CST 2026
;; MSG SIZE  rcvd: 357
详情
详情 HTTP PING DNS
移动 陕西渭南
120ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 120 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
移动 新疆伊犁哈萨克自治州
68ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 68 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 北京
33ms 103.45.248.159[辽宁大连电信]
midcourt.cn.		600	IN	A	103.45.248.159
;; Query time: 33 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 45

详情
详情 HTTP PING DNS
联通 青海
85ms 103.45.248.159[辽宁大连电信]
midcourt.cn.		600	IN	A	103.45.248.159
;; Query time: 85 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 17:47:41 UTC 2026
;; MSG SIZE  rcvd: 56

详情
详情 HTTP PING DNS
联通 安徽亳州
107ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 107 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 福建福州
87ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 87 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 12 01:47:39 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 广东深圳
50ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 50 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 11 17:45:27 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 广西梧州
124ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 124 msec
;; SERVER: 192.168.5.30#53(192.168.5.30)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 海南三亚
100ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 100 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 河北廊坊
42ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 42 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Oct 11 17:47:40 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 河南驻马店
92ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 92 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 内蒙古赤峰
40ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 40 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Oct 11 17:47:13 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 山东济南
32ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 32 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 11 17:47:18 UTC 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
联通 浙江金华
236ms 103.45.248.159[辽宁大连电信]
; <<>> DiG Go <<>> +noall +answer +stats midcourt.cn
;; global options: +cmd

;; ANSWER SECTION:
midcourt.cn.	600	IN	A	103.45.248.159

;; Query time: 236 msec
;; SERVER: 221.12.1.227#53(221.12.1.227)
;; WHEN: Mon Oct 12 01:47:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

midcourt.cn 优化建议

1、检测显示节点全覆盖且无污染,可采用dns测速在线与dns解析查询对比结果,优化dns记录查询频率,同时增加dns历史解析记录查询以辅助决策。
2、建议结合dns在线查询及dns速度在线测试数据,针对辽宁大连电信节点实施dns解析速度测试,合理规划dns测试工具调度,并引入dns检测工具监控节点波动。
3、针对响应时间波动,应利用dns测速工具及dns劫持检测机制,结合dns污染查询与dns检测结果,部署dns污染检测策略,同时参考dns查询网站以平衡负载。

其他工具历史

更新时间 2026-10-12 11:36:03
广告
广告