tecdoc.net.cn - robtex.com
tecdoc.net.cn
net.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=2028165624 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSns11.xincache.com2026-04-24 → 2026-05-14 · 2 obs
● 2026-05-14 03:18:34
●NSns12.xincache.com2026-04-24 → 2026-05-14 · 2 obs
● 2026-05-14 03:18:34
●A211.155.228.462026-04-24 → 2026-05-14 · 2 obs
● 2026-05-14 03:18:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| tecdoc.net.cn | ns11.xincache.com, ns12.xincache.com | - |
✅ Authoritative Response
Server:36.155.149.176
NS records: ns11.xincache.com, ns12.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tecdoc.net.cn (unsigned zone)
⏱️ Timing
Total: 1494ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.155.228.46 |
| NS | 2 | ns12.xincache.com, ns11.xincache.com |
| SOA | 1 | ns11.xincache.com enterprise1dnsadmin.dn |
Analysis
IP Addresses
tecdoc.net.cn points to a single IP number: 211.155.228.46.
Other host names like chinatianheng.com and douher.cn share IP numbers with tecdoc.net.cn.
Name Servers
tecdoc.net.cn is delegated to two name servers: ns11.xincache.com and ns12.xincache.com.
tecdoc.net.cn shares the same name server setup as other domains, for example pixtron.cn, zrtgm.com, gxweilin.com, sll.cc and pharoshk.com.
tecdoc.net.cn at least partially shares name servers with other domains, for instance springwhales.com, youxun.net, dakang.org, china-bmc.com and sdzyoa.com.
These name servers are often used together with the name servers ns19.xincache.com, ns20.xincache.com, ns13.xincache.com, ns14.xincache.com, ce1.xincache.com, ce2.xincache.com, ns15.xincache.com, ns16.xincache.com, ns17.xincache.com and ns18.xincache.com.
Host names with eight IP numbers: ns11.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.
Host names with seven IP numbers: ns12.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.