51tec.com.cn - robtex.com
51tec.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.11.232.92🇺🇸 AS39847838.11.224.0/19 PEG TECH INC | ||||||
| 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=1773207735 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030481056 | ||||||
Same first word
51tec.com.cn |
Similar names
DNS History
4 records (3 active, 1 former)
●NSns1.nowcndns.com2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 17:48:54
●NSns2.nowcndns.com2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 17:48:54
●A38.11.232.922026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 17:48:54
○A38.173.239.452026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-27 17:48:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| 51tec.com.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:183.253.57.202
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51tec.com.cn (unsigned zone)
⏱️ Timing
Total: 4966ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.11.232.92 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
51tec.com.cn maps to IP address 38.11.232.92.
Other host names, for instance mbcr.com.cn, hangyip.cn, changshidaquan.cn, sciwave.cn and jinshangqing.cn share IP numbers with 51tec.com.cn.
Name Servers
Two name servers ns1.nowcndns.com and ns2.nowcndns.com are delegated to 51tec.com.cn.
51tec.com.cn uses the same name server configuration as other domains, such as aqpy.com.cn, zgboc.cn, phvirr.com.cn, h9735.cn and baihaobo.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.