otc4.cn - robtex.com
otc4.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.177.139.234🇺🇸 AS39847838.177.128.0/18 PEG TECH INC PT-82 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1773130665 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034596723 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
●NSns1.nowcndns.com2026-03-24 → 2026-03-28 · 2 obs
● 2026-03-28 02:56:44
●NSns2.nowcndns.com2026-03-24 → 2026-03-28 · 2 obs
● 2026-03-28 02:56:44
○A38.173.41.272026-03-24 → 2026-03-28 · 2 obs
○ 2026-03-28 02:56:44
●A38.177.139.2342026-03-24 → 2026-03-28 · 2 obs
● 2026-03-28 02:56:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, d.dns.cn, a.dns.cn, b.dns.cn... | - |
| otc4.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:1.193.216.204
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for otc4.cn (unsigned zone)
⏱️ Timing
Total: 1342ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.177.139.234 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
otc4.cn points to a single IP: 38.177.139.234.
Other host names, for instance alterations.cn, ublok.cn, wwwxcar.com.cn, cuokeng.cn and thjxgg.com.cn share IP numbers with otc4.cn.
Name Servers
Two name servers ns1.nowcndns.com and ns2.nowcndns.com handle delegation for otc4.cn.
otc4.cn uses the same name server setup as other domains, for example bqmart.cn, yanjingpu.cn, yipine.cn, mailifa.cn and cavieno.cn.
Host names with three IP numbers:
ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138.
ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38.