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53em.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53em.com2026-10-08 01:47:18
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%

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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 云南楚雄彝族自治州电信92ms 福建福州电信1034ms 335.367ms
电信 云南楚雄彝族自治州电信92ms 福建福州电信1034ms 305.833ms
移动 广东汕头移动103ms 湖北武汉移动926ms 337.375ms
联通 内蒙古呼和浩特联通93ms 河北廊坊联通738ms 369.2ms
华东 上海电信125ms 福建福州电信1034ms 436.667ms
华北 内蒙古包头电信93ms 河北廊坊联通738ms 262ms
华南 广东汕头移动103ms 广西南宁电信368ms 219.333ms
华中 -211ms 湖北武汉移动926ms 453.5ms
西北 宁夏银川电信171ms 陕西西安联通363ms 280.25ms
西南 云南楚雄彝族自治州电信92ms 四川成都移动630ms 294ms
东北 辽宁盘锦电信358ms 辽宁营口联通448ms 403ms
解析占比
全部 电信 移动 联通 被污染
aaa.2-dec.com.
149.104.151.19
aaa.2-dec.com.
149.104.151.19
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 福建福州
1034ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 1034 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 01:46:29 CST 2026
;; MSG SIZE  rcvd: 404
详情
详情 HTTP PING DNS
电信 广西南宁
368ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	136	IN	A	149.104.151.19

;; Query time: 368 msec
;; SERVER: 202.103.224.68#53(202.103.224.68)
;; WHEN: Thu Oct 08 01:46:29 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 贵州黔南布依族苗族自治州
107ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 107 msec
;; SERVER: 192.168.110.1#53(192.168.110.1)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 湖北襄阳
269ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 269 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 江苏盐城
407ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	595	IN	A	149.104.151.19

;; Query time: 407 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 辽宁盘锦
358ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	329	IN	A	149.104.151.19

;; Query time: 358 msec
;; SERVER: 219.148.204.66#53(219.148.204.66)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 内蒙古包头
93ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	606	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	606	IN	A	149.104.151.19

;; Query time: 93 msec
;; SERVER: 114.114.114.114#53(114.114.114.114)
;; WHEN: Wed Oct 07 17:46:28 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 宁夏银川
171ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 171 msec
;; SERVER: 202.100.96.68#53(202.100.96.68)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 山西长治
208ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	432	IN	A	149.104.151.19

;; Query time: 208 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Wed Oct 07 17:46:28 UTC 2026
;; MSG SIZE  rcvd: 404
详情
详情 HTTP PING DNS
电信 上海
125ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 125 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 云南楚雄彝族自治州
92ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 92 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Wed Oct 07 17:46:28 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
电信 重庆
438ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 438 msec
;; SERVER: 61.128.128.68#53(61.128.128.68)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 404
详情
详情 HTTP PING DNS
移动 湖南
211ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
53em.com.		600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.		533	IN	A	149.104.151.19
;; Query time: 211 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 77

详情
详情 HTTP PING DNS
移动 安徽马鞍山
140ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 140 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
移动 广东汕头
103ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	900	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	900	IN	A	149.104.151.19

;; Query time: 103 msec
;; SERVER: 211.136.192.6#53(211.136.192.6)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 404
详情
详情 HTTP PING DNS
移动 贵州黔南布依族苗族自治州
203ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	3600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	3600	IN	A	149.104.151.19

;; Query time: 203 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: Thu Oct 08 01:46:33 CST 2026
;; MSG SIZE  rcvd: 415
详情
详情 HTTP PING DNS
移动 河北唐山
170ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 170 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
移动 湖北武汉
926ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	599	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 926 msec
;; SERVER: 211.137.58.20#53(211.137.58.20)
;; WHEN: Thu Oct 08 01:46:29 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
移动 宁夏银川
316ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 316 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: Thu Oct 08 01:46:29 CST 2026
;; MSG SIZE  rcvd: 415
详情
详情 HTTP PING DNS
移动 四川成都
630ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	19	IN	A	149.104.151.19

;; Query time: 630 msec
;; SERVER: 211.137.96.205#53(211.137.96.205)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 安徽亳州
316ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 316 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 甘肃庆阳
271ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 271 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 广东深圳
187ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 187 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Wed Oct 07 17:44:20 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 河北廊坊
738ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 738 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 湖南衡阳
408ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 408 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 江苏
598ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	599	IN	A	149.104.151.19

;; Query time: 598 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Thu Oct 08 01:46:29 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 辽宁营口
448ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 448 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 内蒙古呼和浩特
93ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 93 msec
;; SERVER: 202.99.224.68#53(202.99.224.68)
;; WHEN: Thu Oct 08 01:46:28 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 陕西西安
363ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 363 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Wed Oct 07 17:46:29 UTC 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS
联通 天津
270ms aaa.2-dec.com.
149.104.151.19[台湾Cogent Communications]
; <<>> DiG Go <<>> +noall +answer +stats 53em.com
;; global options: +cmd

;; ANSWER SECTION:
53em.com.	600	IN	CNAME	aaa.2-dec.com.
aaa.2-dec.com.	600	IN	A	149.104.151.19

;; Query time: 270 msec
;; SERVER: 202.99.96.68#53(202.99.96.68)
;; WHEN: Thu Oct 08 01:46:29 CST 2026
;; MSG SIZE  rcvd: 90
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

53em.com 优化建议

1、检测显示解析均指向同一台湾节点且无异常状态,但响应时延跨度极大,建议结合dns污染查询、dns劫持检测工具优化节点选择策略,优先采用dns测速在线、在线测试最佳dns功能筛选低延迟路径。
2、鉴于多数查询时延集中于100-500ms区间而少数超过900ms,建议启用dns解析记录查询和dns历史解析记录查询进行对比分析,并配置dns轮询或智能dns机制以平衡dns解析速度测试结果。
3、当前记录指向aaa.2-dec.com.及单一Cogent线路,存在dns域名污染查询风险,建议通过dns检测工具实施dns污染在线检测,同时利用dns解析在线、dns测速工具覆盖杭州移动dns、贵州联通dns等多元化节点增强dns服务器查询可靠性。

其他工具历史

更新时间 2026-10-08 06:47:05
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