ctxd.com.cn - robtex.com
ctxd.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.186.46.143🇺🇸 AS395776192.186.46.0/24 SKBroadband customer route | ||||||
| NS | n1.xundns.com ⭐ | ||||||
| NS | n2.xundns.com | ||||||
| SOA | n1.xundns.comnsadmin@xundns.com serial=437896 | ||||||
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=2030478774 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSn1.xundns.com2026-03-21 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:54
●NSn2.xundns.com2026-03-21 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:54
●A192.186.46.1432026-03-21 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| ctxd.com.cn | n1.xundns.com, n2.xundns.com | - |
✅ Authoritative Response
Server:38.89.70.107
NS records: n1.xundns.com, n2.xundns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctxd.com.cn (unsigned zone)
⏱️ Timing
Total: 3456ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.186.46.143 |
| NS | 2 | n1.xundns.com, n2.xundns.com |
| SOA | 1 | n1.xundns.com nsadmin.xundns.com |
Analysis
IP Addresses
ctxd.com.cn points to IP number: 192.186.46.143.
Other host names, for instance niihl.com.cn share IP numbers with ctxd.com.cn.
Name Servers
ctxd.com.cn is delegated to two name servers: n1.xundns.com and n2.xundns.com.
ctxd.com.cn shares the same name server setup as cuba-fernandez.com, www918999.com, 338866rr.cc, 0931hua.com and dllonggang.com.
ctxd.com.cn at least partially shares name servers with other domains, for instance dct-tz.org, 392378.com, d6cb40d9a7c52e30.com, bestfriendbooks.com and 2behere.com.
These name servers are commonly used with v1s1.xundns.com and v1s2.xundns.com.