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firstdot.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firstdot.cn2026-09-11 01:53:08
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%

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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 -39ms -466ms 172.567ms
电信 山西长治电信40ms -243ms 118.2ms
移动 福建厦门移动61ms 北京移动355ms 166.556ms
联通 -39ms -466ms 226.909ms
华东 -41ms 浙江金华联通267ms 101.167ms
华北 山西长治电信40ms 北京移动355ms 205.714ms
华南 广西南宁电信68ms -333ms 235.333ms
华中 -39ms 河南驻马店电信176ms 92ms
西北 甘肃庆阳电信64ms -466ms 266.2ms
西南 -84ms 贵州贵阳联通263ms 157.75ms
东北 吉林长春联通85ms 辽宁大连联通101ms 93ms
解析占比
全部 电信 移动 联通 被污染
47.94.15.22
line2.jsmo.xin.
47.94.15.22
line2.jsmo.xin.
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 云南
84ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 84 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
电信 青海
220ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 220 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 380

详情
详情 HTTP PING DNS
电信 山东
41ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 41 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
电信 河北
192ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 192 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
电信 内蒙古
243ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 243 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 84

详情
详情 HTTP PING DNS
电信 甘肃庆阳
64ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 64 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
电信 广西南宁
68ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	409	IN	A	47.94.15.22

;; Query time: 68 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
电信 河南驻马店
176ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		900	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		900	IN	A	47.94.15.22
;; Query time: 176 msec
;; SERVER: 192.168.5.1#53(192.168.5.1) (UDP)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 380

详情
详情 HTTP PING DNS
电信 江西宜春
54ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 54 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:39 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
电信 山西长治
40ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 40 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 754
详情
详情 HTTP PING DNS
移动 宁夏
327ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		599	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 327 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:41 UTC 2026
;; MSG SIZE  rcvd: 84

详情
详情 HTTP PING DNS
移动 贵州
158ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 158 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 84

详情
详情 HTTP PING DNS
移动 青海
254ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 254 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:41 UTC 2026
;; MSG SIZE  rcvd: 84

详情
详情 HTTP PING DNS
移动 安徽六安
109ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 109 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:39 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
移动 北京
355ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	300	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	300	IN	A	47.94.15.22

;; Query time: 355 msec
;; SERVER: 127.0.0.11#53(127.0.0.11)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
移动 福建厦门
61ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 61 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:39 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
移动 河北唐山
99ms 47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	A	47.94.15.22

;; Query time: 99 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 56
详情
详情 HTTP PING DNS
移动 河南郑州
61ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 61 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
移动 江西宜春
75ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 75 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:39 CST 2026
;; MSG SIZE  rcvd: 109
详情
详情 HTTP PING DNS
联通 广东
305ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 305 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
联通 宁夏
466ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 466 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:41 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
联通 广西
333ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 333 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
联通 湖北
39ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		3600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		3600	IN	A	47.94.15.22
;; Query time: 39 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 84

详情
详情 HTTP PING DNS
联通 云南
126ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
firstdot.cn.		600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.		600	IN	A	47.94.15.22
;; Query time: 126 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
联通 贵州贵阳
263ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 263 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
联通 河北唐山
277ms 47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	900	IN	A	47.94.15.22

;; Query time: 277 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 67
详情
详情 HTTP PING DNS
联通 吉林长春
85ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 85 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
联通 辽宁大连
101ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 101 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:39 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
联通 山西长治
234ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 234 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Sep 10 17:52:40 UTC 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS
联通 浙江金华
267ms line2.jsmo.xin.
47.94.15.22[北京阿里云]
; <<>> DiG Go <<>> +noall +answer +stats firstdot.cn
;; global options: +cmd

;; ANSWER SECTION:
firstdot.cn.	600	IN	CNAME	line2.jsmo.xin.
line2.jsmo.xin.	600	IN	A	47.94.15.22

;; Query time: 267 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Sep 11 01:52:40 CST 2026
;; MSG SIZE  rcvd: 98
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

firstdot.cn 优化建议

1、使用在线测试最佳DNS工具,筛选响应速度更优的DNS服务器,替换当前部分高延迟节点,提升整体解析效率。
2、通过DNS解析速度测试工具,持续监测不同时间段的解析表现,及时发现并解决波动问题。
3、利用DNS污染查询工具,定期检查域名是否存在解析异常,确保解析结果的准确性和稳定性。
4、结合智能DNS功能,根据用户所在区域和运营商,自动匹配最优解析节点,减少跨区域延迟。

其他工具历史

更新时间 2026-09-11 05:46:02
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