31edu.cn - robtex.com
31edu.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.81.170.129🇨🇳 HANMING-AS103.81.168.0/22 Beijing 3389 Network Technology Co., Ltd. youmajie 37HAO 1701-1703 hongkong hongkong hongkong | ||||||
| NS | ns1.22.cn ⭐ | ||||||
| A | 2001:df2:f080:1::5🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 61.158.128.10🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 10.128.158.61.ha.cnc | ||||||
| A | 218.98.111.136🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.22.cn | ||||||
| A | 240e:97d:10:1402:0:1:0:1002🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network | ||||||
| A | 1.193.216.203🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 183.253.57.207🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.61🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.22.cndnsadmin@22.cn serial=1751342932 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034667873 | ||||||
Subdomains
www.31edu.cn |
Same first word
Similar names
DNS History
19 records (3 active, 16 former)
○NSf1g1ns1.dnspod.net2015-05-14 → 2016-04-09 · 5 obs
○ 2009-01-13 07:01:22
● 2015-05-14 14:46:22
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
● 2015-05-14 14:46:22
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
○NSf1g1ns2.dnspod.net2015-05-14 → 2016-04-09 · 5 obs
○ 2009-01-13 07:01:22
● 2015-05-14 14:46:22
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
● 2015-05-14 14:46:22
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
○NSjuming.dnsdun.com2017-01-01 → 2017-01-01 · 3 obs
○ 2016-09-17 15:06:52
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
○NSjuming.dnsdun.net2017-01-01 → 2017-01-01 · 3 obs
○ 2016-09-17 15:06:52
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
○NSns.cdnhost.cn2009-01-13 → 2009-01-13 · 3 obs
● 2009-01-13 07:01:22
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○NSns.dnsfamily.com2009-01-13 → 2009-01-13 · 3 obs
● 2009-01-13 07:01:22
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○NSns1.dnsfamily.com2009-01-13 → 2009-01-13 · 3 obs
● 2009-01-13 07:01:22
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○NSns2.dnsfamily.com2009-01-13 → 2009-01-13 · 3 obs
● 2009-01-13 07:01:22
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
●A103.81.170.1292026-04-14 → 2026-04-14 · 2 obs
○ 2017-01-01 19:48:36
● 2026-04-14 02:21:38
● 2026-04-14 02:21:38
○A119.28.15.1542016-04-02 → 2016-04-02 · 4 obs
○ 2015-12-31 02:52:52
● 2016-04-02 02:33:12
○ 2016-04-09 13:43:42
○ 2026-04-14 02:21:38
● 2016-04-02 02:33:12
○ 2016-04-09 13:43:42
○ 2026-04-14 02:21:38
○A119.28.2.2342015-12-31 → 2016-04-09 · 6 obs
○ 2015-10-17 22:54:34
● 2015-12-31 02:52:52
○ 2016-04-02 02:33:12
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
● 2015-12-31 02:52:52
○ 2016-04-02 02:33:12
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
○A119.28.6.1362015-10-17 → 2015-10-17 · 4 obs
○ 2009-01-13 07:01:22
● 2015-10-17 22:54:34
○ 2015-12-31 02:52:52
○ 2026-04-14 02:21:38
● 2015-10-17 22:54:34
○ 2015-12-31 02:52:52
○ 2026-04-14 02:21:38
○A122.114.152.682017-01-01 → 2017-01-01 · 3 obs
○ 2016-09-17 15:06:52
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
○A14.29.32.782015-05-14 → 2015-05-14 · 4 obs
○ 2009-01-13 07:01:22
● 2015-05-14 14:46:22
○ 2015-10-17 22:54:34
○ 2026-04-14 02:21:38
● 2015-05-14 14:46:22
○ 2015-10-17 22:54:34
○ 2026-04-14 02:21:38
○A218.241.156.612009-01-13 → 2009-01-13 · 3 obs
● 2009-01-13 07:01:22
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○ 2015-05-14 14:46:22
○ 2026-04-14 02:21:38
○CNAME244293.vhost459.cloudvhost.cn2017-01-01 → 2017-01-01 · 3 obs
○ 2016-09-17 15:06:52
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
● 2017-01-01 19:48:36
○ 2026-04-14 02:21:38
○CNAMEsharenoba.hootole.cn2015-10-17 → 2016-04-09 · 5 obs
○ 2009-01-13 07:01:22
● 2015-10-17 22:54:34
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
● 2015-10-17 22:54:34
● 2016-04-09 13:43:42
○ 2016-09-17 15:06:52
○ 2026-04-14 02:21:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 31edu.cn | ns1.22.cn, ns2.22.cn | - |
✅ Authoritative Response
Server:183.253.57.207
NS records: ns1.22.cn, ns2.22.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 31edu.cn (unsigned zone)
⏱️ Timing
Total: 4226ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.81.170.129 |
| NS | 2 | ns1.22.cn, ns2.22.cn |
| SOA | 1 | ns1.22.cn dnsadmin.22.cn |
Analysis
Hierarchy
The parent of www.31edu.cn is 31edu.cn.
IP Addresses
31edu.cn points to IP number: 103.81.170.129.
Other host names such as www.tengzhou123.cn, 4edu.cn, fkedu.cn, eduzb.com and edushop.cn share IPs with 31edu.cn.
Name Servers
31edu.cn is delegated to two name servers: ns1.22.cn and ns2.22.cn.
31edu.cn shares the same name server setup as baideer.net, yanjibao.com, xmjh.cn, hirong.cn and teraview.cn.
Host names with four IP numbers: ns2.22.cn points to 240e:97d:10:1402:0:1:0:1002, 1.193.216.203, 183.253.57.207 and 211.99.99.61. Host names with three IP numbers: ns1.22.cn points to 2001:df2:f080:1::5, 61.158.128.10 and 218.98.111.136.