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swt-tech.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swt-tech.com2026-10-11 02:00:21
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 (3)
区域/运营商 响应最快 响应最慢 平均响应
全部 江苏盐城电信24ms 广西梧州联通536ms 239.731ms
电信 江苏盐城电信24ms 甘肃庆阳电信396ms 174ms
移动 浙江台州移动101ms 河北唐山移动323ms 190.4ms
联通 内蒙古赤峰联通217ms 广西梧州联通536ms 345.667ms
华东 江苏盐城电信24ms 江苏联通306ms 165.778ms
华北 内蒙古赤峰联通217ms 河北唐山移动323ms 252.667ms
华南 广东广州移动127ms 广西梧州联通536ms 339ms
华中 湖南邵阳联通281ms 湖南邵阳联通281ms 281ms
西北 -106ms 新疆博尔塔拉蒙古自治州联通446ms 295ms
西南 贵州黔南布依族苗族自治州电信115ms 西藏拉萨移动246ms 180.5ms
东北 -253ms 黑龙江绥化移动257ms 255ms
解析占比
全部 电信 移动 联通 被污染
swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20
swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20
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
106ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
swt-tech.com.		600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com. 7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.		1814	IN	A	202.91.242.20
;; Query time: 106 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 10 17:59:28 UTC 2026
;; MSG SIZE  rcvd: 189

详情
详情 HTTP PING DNS
电信 北京
0ms 没有记录

                        
详情
详情 HTTP PING DNS
电信 黑龙江
253ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
swt-tech.com.		600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com. 7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.		3221	IN	A	202.91.242.20
;; Query time: 253 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 10 17:59:28 UTC 2026
;; MSG SIZE  rcvd: 95

详情
详情 HTTP PING DNS
电信 福建漳州
71ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	1000	IN	CNAME	s164.pc51.com.
s164.pc51.com.	1000	IN	A	202.91.242.20

;; Query time: 71 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 280
详情
详情 HTTP PING DNS
电信 甘肃庆阳
396ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	1746	IN	A	202.91.242.20

;; Query time: 396 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Oct 10 17:59:28 UTC 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
电信 贵州黔南布依族苗族自治州
115ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 115 msec
;; SERVER: 192.168.110.1#53(192.168.110.1)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
电信 江苏盐城
24ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	4392	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3215	IN	A	202.91.242.20

;; Query time: 24 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
电信 山东滨州
253ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	207	IN	A	202.91.242.20

;; Query time: 253 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sat Oct 10 17:59:28 UTC 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
移动 安徽六安
156ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 156 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
移动 广东广州
127ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	900	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 127 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 280
详情
详情 HTTP PING DNS
移动 广西南宁
178ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.	811	IN	A	202.91.242.20

;; Query time: 178 msec
;; SERVER: 211.138.240.100#53(211.138.240.100)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
移动 河北唐山
323ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 323 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
移动 黑龙江绥化
257ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	2645	IN	A	202.91.242.20

;; Query time: 257 msec
;; SERVER: 127.0.0.11#53(127.0.0.11)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 171
详情
详情 HTTP PING DNS
移动 江西宜春
140ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3098	IN	A	202.91.242.20

;; Query time: 140 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 171
详情
详情 HTTP PING DNS
移动 山东青岛
159ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 159 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
移动 西藏拉萨
246ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3761	IN	A	202.91.242.20

;; Query time: 246 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
移动 新疆伊犁哈萨克自治州
217ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	2582	IN	A	202.91.242.20

;; Query time: 217 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
移动 浙江台州
101ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 101 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 黑龙江
0ms 没有记录

                        
详情
详情 HTTP PING DNS
联通 青海
310ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
swt-tech.com.		600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com. 3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.		22	IN	A	202.91.242.20
;; Query time: 310 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 10 17:59:28 UTC 2026
;; MSG SIZE  rcvd: 106

详情
详情 HTTP PING DNS
联通 福建福州
282ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.	7200	IN	A	202.91.242.20

;; Query time: 282 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:27 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 广西梧州
536ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 536 msec
;; SERVER: 192.168.5.30#53(192.168.5.30)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 海南三亚
515ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 515 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sat Oct 10 17:59:28 UTC 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 湖南邵阳
281ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.	6919	IN	A	202.91.242.20

;; Query time: 281 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Oct 10 17:59:28 UTC 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 江苏
306ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.	2643	IN	A	202.91.242.20

;; Query time: 306 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 内蒙古赤峰
217ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.	4724	IN	A	202.91.242.20

;; Query time: 217 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sat Oct 10 17:59:00 UTC 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 四川成都
0ms 没有记录
;; communications error to 127.0.0.1:53: read udp 127.0.0.1:59561->127.0.0.1:53: i/o timeout
详情
详情 HTTP PING DNS
联通 天津
218ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	7200	IN	CNAME	s164.pc51.com.
s164.pc51.com.	5125	IN	A	202.91.242.20

;; Query time: 218 msec
;; SERVER: 202.99.96.68#53(202.99.96.68)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS
联通 新疆博尔塔拉蒙古自治州
446ms swttechcom.s164.pc51.com.
s164.pc51.com.
202.91.242.20[浙江杭州电信]
; <<>> DiG Go <<>> +noall +answer +stats swt-tech.com
;; global options: +cmd

;; ANSWER SECTION:
swt-tech.com.	600	IN	CNAME	swttechcom.s164.pc51.com.
swttechcom.s164.pc51.com.	3600	IN	CNAME	s164.pc51.com.
s164.pc51.com.	3600	IN	A	202.91.242.20

;; Query time: 446 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Sun Oct 11 01:59:28 CST 2026
;; MSG SIZE  rcvd: 160
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

swt-tech.com 优化建议

1、建议基于关键词dns测速在线、dns检测工具、杭州电信dns开展在线测速验证,当前浙江杭州电信节点响应波动显著,最快24ms最慢536ms,需优化线路稳定性,同步结合dns解析记录查询与dns历史解析记录查询确认CNAME别名链路是否存在额外耗时。
2、建议针对关键词dns在线查询、dns解析速度测试、网站dns查询实施多地域监测,解析结果均指向单一浙江杭州电信IP且无分散容灾能力,应引入dns轮询或多节点部署降低单点故障风险,并定期执行dns污染检测确保无异常劫持。
3、建议应用dns测速工具、dns测试工具、dns域名查询对比公共递归服务,三次查询超时响应表明部分请求丢包或服务端处理不稳定,可结合dns解析在线与dns在线测试工具定位递归节点瓶颈,并依据dns域名污染查询结果评估是否需要调整TTL缓存策略。

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更新时间 2026-10-11 05:14:02
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