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dt2021.com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dt2021.com2026-10-09 01:41:17
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 (1)
区域/运营商 响应最快 响应最慢 平均响应
全部 重庆电信44ms 安徽亳州联通4072ms 413.379ms
电信 重庆电信44ms 甘肃庆阳电信304ms 138.273ms
移动 四川攀枝花移动108ms 上海移动1066ms 456.625ms
联通 -187ms 安徽亳州联通4072ms 681.4ms
华东 江苏盐城电信55ms 安徽亳州联通4072ms 813.667ms
华北 -187ms 天津联通419ms 303ms
华南 广东东莞电信64ms 广东深圳联通536ms 300ms
华中 湖南长沙移动205ms 湖北武汉联通222ms 213.5ms
西北 陕西渭南移动151ms 新疆博尔塔拉蒙古自治州联通358ms 245.333ms
西南 重庆电信44ms 西藏拉萨移动659ms 196ms
东北 辽宁盘锦电信188ms 辽宁盘锦电信188ms 188ms
解析占比
全部 电信 移动 联通 被污染
156.254.27.52
156.254.27.52
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
209ms 156.254.27.52[香港香港AROSSCLOUD INC.]
dt2021.com.		900	IN	A	156.254.27.52
;; Query time: 209 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 17:40:30 UTC 2026
;; MSG SIZE  rcvd: 481

详情
详情 HTTP PING DNS
电信 安徽合肥
143ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 143 msec
;; SERVER: 61.132.163.68#53(61.132.163.68)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 甘肃庆阳
304ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 304 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 17:40:31 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 广东东莞
64ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	600	IN	A	156.254.27.52

;; Query time: 64 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Oct 09 01:40:33 CST 2026
;; MSG SIZE  rcvd: 786
详情
详情 HTTP PING DNS
电信 贵州黔南布依族苗族自治州
65ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 65 msec
;; SERVER: 192.168.110.1#53(192.168.110.1)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 江苏盐城
55ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 55 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 01:40:29 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 江西宜春
184ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 184 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 01:40:43 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 辽宁盘锦
188ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 188 msec
;; SERVER: 219.148.204.66#53(219.148.204.66)
;; WHEN: Thu Oct 08 17:40:32 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 陕西西安
175ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 175 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 17:40:30 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 云南楚雄彝族自治州
90ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 90 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 17:40:30 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
电信 重庆
44ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 44 msec
;; SERVER: 61.128.128.68#53(61.128.128.68)
;; WHEN: Fri Oct 09 01:40:29 CST 2026
;; MSG SIZE  rcvd: 786
详情
详情 HTTP PING DNS
移动 贵州黔南布依族苗族自治州
0ms 没有记录
;; communications error to 223.5.5.5:53: read udp 192.168.31.100:36817->223.5.5.5:53: i/o timeout
详情
详情 HTTP PING DNS
移动 湖南长沙
205ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 205 msec
;; SERVER: 211.142.211.124#53(211.142.211.124)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 65
详情
详情 HTTP PING DNS
移动 江苏常州
1028ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 1028 msec
;; SERVER: 112.4.0.55#53(112.4.0.55)
;; WHEN: Fri Oct 09 01:40:31 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 江西宜春
231ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 231 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 01:40:29 CST 2026
;; MSG SIZE  rcvd: 65
详情
详情 HTTP PING DNS
移动 陕西渭南
151ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 151 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 17:40:30 UTC 2026
;; MSG SIZE  rcvd: 786
详情
详情 HTTP PING DNS
移动 上海
1066ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 1066 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Oct 09 01:40:31 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 四川攀枝花
108ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 108 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 01:40:31 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 西藏拉萨
659ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 659 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
移动 云南昆明
205ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 205 msec
;; SERVER: 211.139.29.150#53(211.139.29.150)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 重庆
201ms 156.254.27.52[香港香港AROSSCLOUD INC.]
dt2021.com.		900	IN	A	156.254.27.52
;; Query time: 201 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 17:40:30 UTC 2026
;; MSG SIZE  rcvd: 44

详情
详情 HTTP PING DNS
联通 北京
187ms 156.254.27.52[香港香港AROSSCLOUD INC.]
dt2021.com.		900	IN	A	156.254.27.52
;; Query time: 187 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 17:40:30 UTC 2026
;; MSG SIZE  rcvd: 44

详情
详情 HTTP PING DNS
联通 安徽亳州
4072ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 4072 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Thu Oct 08 17:40:34 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 福建厦门
238ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 238 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 09 01:40:29 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 广东深圳
536ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 536 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 17:38:26 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 湖北武汉
222ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 222 msec
;; SERVER: 218.104.111.122#53(218.104.111.122)
;; WHEN: Fri Oct 09 01:40:29 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 陕西渭南
275ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 275 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 17:40:32 UTC 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 天津
419ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 419 msec
;; SERVER: 202.99.96.68#53(202.99.96.68)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 新疆博尔塔拉蒙古自治州
358ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 358 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS
联通 浙江温州
306ms 156.254.27.52[香港香港AROSSCLOUD INC.]
; <<>> DiG Go <<>> +noall +answer +stats dt2021.com
;; global options: +cmd

;; ANSWER SECTION:
dt2021.com.	900	IN	A	156.254.27.52

;; Query time: 306 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Oct 09 01:40:30 CST 2026
;; MSG SIZE  rcvd: 54
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

dt2021.com 优化建议

1、[建议优先升级香港AROSSCLOUD节点配置,当前响应波动明显,最低44ms但最高达4072ms,需结合dns测速在线工具优化路由策略提升访问稳定性]。
2、[建议针对移动与联通线路增设本地节点,如杭州移动dns和贵州联通dns,通过dns解析速度测试降低平均延迟并改善dns污染检测结果]。
3、[建议启用dns历史解析记录查询功能定期监测记录一致性,利用dns检测工具评估dns解析在线质量,并部署dns轮询机制分散请求压力]。

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更新时间 2026-10-09 08:41:03
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