master.189.cn - robtex.com
master.189.cn
| CNAME | tyyall.189.cn.ctlcdn.cn | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 36.99.250.115🇨🇳 CHINATELECOM-HENAN-LUOYANG-IDC36.99.250.0/24 Chinatelecom Henan Province | ||||||
189.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 117.89.29.19🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.29.0/24 JS-CT YZ-YZ-IDC | ||||||
| NS | master.189.cn ⭐ | ||||||
| NS | ns1.chinanet.cn | ||||||
| NS | ns2.chinanet.cn | ||||||
| NS | ns3.chinanet.cn ⚠️ Not in zone NS records | ||||||
| MX | mta-189.21cn.com ⭐ | ||||||
| MX | mx2-189.21cn.com(20) | ||||||
| MX | mx3-189.21cn.com(30) | ||||||
| TXT | b3d973d953124f18b572c0b2775d1eee | ||||||
| TXT | d6baa51391750005fce703030c1306562566d86135d518bd4bf0b10b3d99261f | ||||||
| TXT | google-site-verification=fnhC9eZ-Dmna-6EIvU0mJXk52k0A5TChiQaulg-xdss | ||||||
| TXT | globalsign-domain-verification=aF1WppYM23EmniP08To6CoRhshTaAUbFJIFOs1q7VY | ||||||
| TXT | v=spf1 include:mail-spf.21cn.com include:hwmail-spf.21cn.com -all | ||||||
| SOA | master.189.cnroot@189.cn 2021-05-27 #1 | ||||||
rank #3153 globally
rank #47 in the tld
This domain name, "189.cn", belongs to China Telecom Corporation Limited, one of the largest state-owned telecommunication companies in China. It provides various services such as broadband communications and information services, mobile services, fixed-line telephone services, data communications services, and other related services in mainland China.WOT: SAFE (74/100)
📈 Tranco rank: #5,280
NS for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A118.85.207.652015-05-02 → 2026-02-17 · 4 obs
● 2015-05-02 01:12:12
● 2026-02-17 03:52:06
○ 2026-02-17 09:26:20
○ 2026-04-25 03:24:10
● 2026-02-17 03:52:06
○ 2026-02-17 09:26:20
○ 2026-04-25 03:24:10
●CNAMEtyyall.189.cn.ctlcdn.cn2026-02-15 → 2026-04-25 · 5 obs
● 2026-02-15 02:07:04
● 2026-03-15 21:12:40
○ 2026-03-16 07:26:22
● 2026-03-16 10:16:52
● 2026-04-25 03:24:10
● 2026-03-15 21:12:40
○ 2026-03-16 07:26:22
● 2026-03-16 10:16:52
● 2026-04-25 03:24:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, d.dns.cn, a.dns.cn, b.dns.cn... | - |
| 189.cn | ns1.chinanet.cn, ns2.chinanet.cn, ns3.chinanet.cn | 3 records |
✅ Authoritative Response
Server:118.85.203.178
NS records: ns1.chinanet.cn, ns2.chinanet.cn, ns3.chinanet.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 189.cn (unsigned zone)
⏱️ Timing
Total: 3504ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | tyyall.189.cn.ctlcdn.cn |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.chinanet.cn, ns2.chinanet.cn, ns3.chinanet.cn)
Analysis
Name Server Role
master.189.cn serves as a name server for 189.cn.
ns1.chinanet.cn, ns2.chinanet.cn and ns3.chinanet.cn are commonly used as name servers together with master.189.cn.
IP Addresses
master.189.cn resolves to a single IP address: 36.99.250.115.
Other host names including capp.189.cn.ctlcdn.cn, wt.189.cn.ctlcdn.cn, tyyall.189.cn.ctlcdn.cn, appgo.189.cn.ctlcdn.cn and xbk.189.cn.ctlcdn.cn share IP numbers with master.189.cn.