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pdsiot.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pdsiot.cn2026-10-17 01:49:18
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 (0)
区域/运营商 响应最快 响应最慢 平均响应
全部 浙江金华移动12ms -1278ms 104.621ms
电信 安徽合肥电信18ms 新疆乌鲁木齐电信144ms 54ms
移动 浙江金华移动12ms 西藏拉萨移动126ms 67.909ms
联通 河北廊坊联通40ms -1278ms 218.375ms
华东 浙江金华移动12ms -1278ms 200.375ms
华北 天津电信25ms -67ms 40.333ms
华南 海南三亚移动27ms 海南海口联通81ms 62.333ms
华中 湖南长沙电信31ms 湖北襄阳移动113ms 62ms
西北 广东广州移动46ms 新疆乌鲁木齐电信144ms 91.5ms
西南 贵州遵义电信101ms 西藏拉萨移动126ms 113ms
东北 吉林长春联通49ms 吉林长春联通49ms 49ms
解析占比
全部 电信 移动 联通 被污染
expired.hichina.com.
8.218.208.240
47.91.170.222
47.76.127.217
expired.hichina.com.
8.218.208.240
47.91.170.222
47.76.127.217
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 安徽合肥
18ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	109	IN	A	8.218.208.240
expired.hichina.com.	109	IN	A	47.91.170.222
expired.hichina.com.	109	IN	A	47.76.127.217

;; Query time: 18 msec
;; SERVER: 61.132.163.68#53(61.132.163.68)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
电信 福建厦门
41ms expired.hichina.com.
47.91.170.222[香港香港阿里云]
47.76.127.217[香港香港阿里云]
8.218.208.240[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	600	IN	A	47.91.170.222
expired.hichina.com.	600	IN	A	47.76.127.217
expired.hichina.com.	600	IN	A	8.218.208.240

;; Query time: 41 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 17 01:48:25 CST 2026
;; MSG SIZE  rcvd: 836
详情
详情 HTTP PING DNS
电信 贵州遵义
101ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	522	IN	A	8.218.208.240
expired.hichina.com.	522	IN	A	47.76.127.217
expired.hichina.com.	522	IN	A	47.91.170.222

;; Query time: 101 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 17 01:48:25 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
电信 湖北天门
50ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	259	IN	A	8.218.208.240
expired.hichina.com.	259	IN	A	47.76.127.217
expired.hichina.com.	259	IN	A	47.91.170.222

;; Query time: 50 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 17 01:48:25 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
电信 湖南长沙
31ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	300	IN	A	47.76.127.217
expired.hichina.com.	300	IN	A	8.218.208.240
expired.hichina.com.	300	IN	A	47.91.170.222

;; Query time: 31 msec
;; SERVER: 222.246.129.80#53(222.246.129.80)
;; WHEN: Sat Oct 17 01:48:25 CST 2026
;; MSG SIZE  rcvd: 185
详情
详情 HTTP PING DNS
电信 江苏盐城
48ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	589	IN	A	8.218.208.240
expired.hichina.com.	589	IN	A	47.76.127.217
expired.hichina.com.	589	IN	A	47.91.170.222

;; Query time: 48 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 17 01:48:25 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
电信 内蒙古包头
44ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	606	IN	CNAME	expired.hichina.com.
expired.hichina.com.	606	IN	A	8.218.208.240
expired.hichina.com.	606	IN	A	47.76.127.217
expired.hichina.com.	606	IN	A	47.91.170.222

;; Query time: 44 msec
;; SERVER: 114.114.114.114#53(114.114.114.114)
;; WHEN: Fri Oct 16 17:48:26 UTC 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
电信 山西长治
38ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	300	IN	A	8.218.208.240
expired.hichina.com.	300	IN	A	47.91.170.222
expired.hichina.com.	300	IN	A	47.76.127.217

;; Query time: 38 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Oct 16 17:48:26 UTC 2026
;; MSG SIZE  rcvd: 836
详情
详情 HTTP PING DNS
电信 天津
25ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	300	IN	A	47.76.127.217
expired.hichina.com.	300	IN	A	8.218.208.240
expired.hichina.com.	300	IN	A	47.91.170.222

;; Query time: 25 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 588
详情
详情 HTTP PING DNS
电信 新疆乌鲁木齐
144ms expired.hichina.com.
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	38	IN	A	47.91.170.222
expired.hichina.com.	38	IN	A	8.218.208.240
expired.hichina.com.	38	IN	A	47.76.127.217

;; Query time: 144 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sat Oct 17 01:47:51 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 内蒙古
67ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
pdsiot.cn.		600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	210	IN	A	47.76.127.217
expired.hichina.com.	210	IN	A	47.91.170.222
expired.hichina.com.	210	IN	A	8.218.208.240
;; Query time: 67 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 16 17:48:26 UTC 2026
;; MSG SIZE  rcvd: 108

详情
详情 HTTP PING DNS
移动 北京
28ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	357	IN	A	8.218.208.240
expired.hichina.com.	357	IN	A	47.76.127.217
expired.hichina.com.	357	IN	A	47.91.170.222

;; Query time: 28 msec
;; SERVER: 211.136.17.107#53(211.136.17.107)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 广东广州
46ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	131	IN	A	47.76.127.217
expired.hichina.com.	131	IN	A	8.218.208.240
expired.hichina.com.	131	IN	A	47.91.170.222

;; Query time: 46 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 海南三亚
27ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	201	IN	A	47.76.127.217
expired.hichina.com.	201	IN	A	47.91.170.222
expired.hichina.com.	201	IN	A	8.218.208.240

;; Query time: 27 msec
;; SERVER: 221.176.88.95#53(221.176.88.95)
;; WHEN: Sat Oct 17 01:48:21 CST 2026
;; MSG SIZE  rcvd: 185
详情
详情 HTTP PING DNS
移动 湖北襄阳
113ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	13	IN	A	8.218.208.240
expired.hichina.com.	13	IN	A	47.91.170.222
expired.hichina.com.	13	IN	A	47.76.127.217

;; Query time: 113 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Oct 16 17:48:26 UTC 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 江苏无锡
30ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	600	IN	A	8.218.208.240
expired.hichina.com.	600	IN	A	47.91.170.222
expired.hichina.com.	600	IN	A	47.76.127.217

;; Query time: 30 msec
;; SERVER: 221.131.143.69#53(221.131.143.69)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 江西宜春
88ms expired.hichina.com.
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	600	IN	A	47.91.170.222
expired.hichina.com.	600	IN	A	8.218.208.240
expired.hichina.com.	600	IN	A	47.76.127.217

;; Query time: 88 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 185
详情
详情 HTTP PING DNS
移动 陕西西安
98ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	600	IN	A	47.76.127.217
expired.hichina.com.	600	IN	A	47.91.170.222
expired.hichina.com.	600	IN	A	8.218.208.240

;; Query time: 98 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Oct 16 17:48:26 UTC 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 西藏拉萨
126ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	86	IN	A	8.218.208.240
expired.hichina.com.	86	IN	A	47.91.170.222
expired.hichina.com.	86	IN	A	47.76.127.217

;; Query time: 126 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 云南昆明
112ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	295	IN	A	8.218.208.240
expired.hichina.com.	295	IN	A	47.76.127.217
expired.hichina.com.	295	IN	A	47.91.170.222

;; Query time: 112 msec
;; SERVER: 211.139.29.150#53(211.139.29.150)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
移动 浙江金华
12ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	600	IN	A	8.218.208.240
expired.hichina.com.	600	IN	A	47.76.127.217
expired.hichina.com.	600	IN	A	47.91.170.222

;; Query time: 12 msec
;; SERVER: 211.140.13.188#53(211.140.13.188)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
联通 青海
78ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
pdsiot.cn.		600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	150	IN	A	47.76.127.217
expired.hichina.com.	150	IN	A	47.91.170.222
expired.hichina.com.	150	IN	A	8.218.208.240
;; Query time: 78 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 16 17:48:26 UTC 2026
;; MSG SIZE  rcvd: 108

详情
详情 HTTP PING DNS
联通 江西
1278ms expired.hichina.com.
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
pdsiot.cn.		600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	87	IN	A	47.91.170.222
expired.hichina.com.	87	IN	A	8.218.208.240
expired.hichina.com.	87	IN	A	47.76.127.217
;; Query time: 1278 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Oct 16 17:48:27 UTC 2026
;; MSG SIZE  rcvd: 108

详情
详情 HTTP PING DNS
联通 福建厦门
88ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
pdsiot.cn.		600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	162	IN	A	8.218.208.240
expired.hichina.com.	162	IN	A	47.76.127.217
expired.hichina.com.	162	IN	A	47.91.170.222
;; Query time: 88 msec
;; SERVER: 127.0.0.1#53(127.0.0.1) (UDP)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 108

详情
详情 HTTP PING DNS
联通 广西梧州
79ms expired.hichina.com.
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	478	IN	A	47.91.170.222
expired.hichina.com.	478	IN	A	8.218.208.240
expired.hichina.com.	478	IN	A	47.76.127.217

;; Query time: 79 msec
;; SERVER: 192.168.5.30#53(192.168.5.30)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
联通 海南海口
81ms expired.hichina.com.
47.76.127.217[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	2	IN	A	47.76.127.217
expired.hichina.com.	2	IN	A	8.218.208.240
expired.hichina.com.	2	IN	A	47.91.170.222

;; Query time: 81 msec
;; SERVER: 221.11.132.2#53(221.11.132.2)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
联通 河北廊坊
40ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	221	IN	A	8.218.208.240
expired.hichina.com.	221	IN	A	47.76.127.217
expired.hichina.com.	221	IN	A	47.91.170.222

;; Query time: 40 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Fri Oct 16 17:48:26 UTC 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
联通 湖北宜昌
54ms expired.hichina.com.
47.91.170.222[香港香港阿里云]
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	259	IN	A	47.91.170.222
expired.hichina.com.	259	IN	A	8.218.208.240
expired.hichina.com.	259	IN	A	47.76.127.217

;; Query time: 54 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS
联通 吉林长春
49ms expired.hichina.com.
8.218.208.240[香港香港阿里云]
47.76.127.217[香港香港阿里云]
47.91.170.222[香港香港阿里云]
; <<>> DiG Go <<>> +noall +answer +stats pdsiot.cn
;; global options: +cmd

;; ANSWER SECTION:
pdsiot.cn.	600	IN	CNAME	expired.hichina.com.
expired.hichina.com.	431	IN	A	8.218.208.240
expired.hichina.com.	431	IN	A	47.76.127.217
expired.hichina.com.	431	IN	A	47.91.170.222

;; Query time: 49 msec
;; SERVER: 202.98.0.68#53(202.98.0.68)
;; WHEN: Sat Oct 17 01:48:26 CST 2026
;; MSG SIZE  rcvd: 174
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

pdsiot.cn 优化建议

1、检测dns解析在线与dns解析查询显示,多节点均返回expired.hichina.com及47.76.127.217、47.91.170.222、8.218.208.240三个香港阿里云IP,建议优先使用dns污染检测工具核实域名状态。
2、结合dns测速在线与dns速度在线测试数据,最快12ms、最慢1278ms,响应差距极大,建议通过dns测速工具与在线测试最佳dns优化解析速度。
3、针对dns在线查询与dns检测工具反馈,域名疑似过期,建议使用dns历史解析记录查询及dns污染在线检测网站,排查dns劫持检测风险并更换dns解析记录。

其他工具历史

更新时间 2026-10-17 06:51:02
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