cn5u.com - robtex.com
cn5u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.242.184.106🇭🇰 Alibaba-Cloud47.242.0.0/16 Proxy-registered route object | ||||||
| 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 | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| SOA | ns1.22.cndnsadmin@22.cn serial=1751342690 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785207827 | ||||||
Subdomains
www.cn5u.com |
Same first word
cn5u.com |
Similar names
DNS History
11 records (5 active, 6 former)
○NSf1g1ns1.dnspod.net2015-07-17 → 2017-05-26 · 4 obs
● 2017-05-26 15:27:02
○ 2026-04-12 11:33:18
○ 2026-07-28 03:26:52
○NSf1g1ns2.dnspod.net2015-07-17 → 2017-05-26 · 4 obs
● 2017-05-26 15:27:02
○ 2026-04-12 11:33:18
○ 2026-07-28 03:26:52
●NSns1.22.cn2026-04-12 → 2026-07-28 · 3 obs
● 2026-04-12 11:33:18
● 2026-07-28 03:26:52
●NSns2.22.cn2026-04-12 → 2026-07-28 · 3 obs
● 2026-04-12 11:33:18
● 2026-07-28 03:26:52
●MXmxbiz1.qq.com2026-04-12 → 2026-07-28 · 3 obs
● 2026-04-12 11:33:18
● 2026-07-28 03:26:52
●MXmxbiz2.qq.com2026-04-12 → 2026-07-28 · 3 obs
● 2026-04-12 11:33:18
● 2026-07-28 03:26:52
○MXmxdomain.qq.com2015-07-17 → 2017-05-26 · 4 obs
● 2017-05-26 15:27:02
○ 2026-04-12 11:33:18
○ 2026-07-28 03:26:52
○A103.216.216.1872017-05-26 → 2017-05-26 · 4 obs
● 2017-05-26 15:27:02
○ 2026-04-12 11:33:18
○ 2026-07-28 03:26:52
○A210.209.75.942015-07-17 → 2015-12-02 · 4 obs
● 2015-12-02 22:45:00
○ 2016-03-08 11:11:24
○ 2026-07-28 03:26:52
○A42.200.43.942016-03-08 → 2016-03-08 · 4 obs
● 2016-03-08 11:11:24
○ 2026-04-12 11:33:18
○ 2026-07-28 03:26:52
●A47.242.184.1062026-04-12 → 2026-07-28 · 3 obs
● 2026-04-12 11:33:18
● 2026-07-28 03:26:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net... | - |
| cn5u.com | ns2.22.cn, ns1.22.cn | - |
✅ Authoritative Response
Server:183.253.57.207
NS records: ns2.22.cn, ns1.22.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cn5u.com (unsigned zone)
⏱️ Timing
Total: 4339ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.242.184.106 |
| NS | 2 | ns1.22.cn, ns2.22.cn |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | ns1.22.cn dnsadmin.22.cn |
Analysis
Hierarchy
www.cn5u.com is delegated beneath cn5u.com.
IP Addresses
cn5u.com resolves to just one IP address, 47.242.184.106.
Other host names, such as www.cn5u.com, share IP numbers with cn5u.com.
Name Servers
cn5u.com is delegated to two name servers: ns1.22.cn and ns2.22.cn.
cn5u.com shares its NS records with other domains, for example opticalc-c.com, yunqihao.cn, a144.cn and two others.
Host names that resolve to four IP numbers:
ns2.22.cn resolves to four IP addresses — 1.193.216.203, 183.253.57.207, 211.99.99.61 and 240e:97d:10:1402:0:1:0:1002.
Hostnames that map to three IP numbers:
ns1.22.cn points to 61.158.128.10, 218.98.111.136 and 2001:df2:f080:1::5.
Mail Servers
cn5u.com is served by two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.
Among the domains sharing a mail server setup with cn5u.com are snscm.com, zybiochem.com, cimpe.cn and two others.
There is at least a partial MX overlap between cn5u.com and other domains, including hrsoft.com.cn, gdcoin.com.ai, mkhy.com and two others.