ddupp.cn - robtex.com
ddupp.cn
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=2034546407 | ||||||
Same first word
ddupp.cn |
Similar names
DNS History
2 records (2 active, 0 former)
●NSdns31.hichina.com2020-01-20 → 2026-03-23 · 2 obs
● 2026-03-23 20:38:02
●NSdns32.hichina.com2020-01-20 → 2026-03-23 · 2 obs
● 2026-03-23 20:38:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn... | - |
| ddupp.cn | dns31.hichina.com, dns32.hichina.com | - |
✅ Authoritative Response
Server:39.96.153.62
NS records: dns31.hichina.com, dns32.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ddupp.cn (unsigned zone)
⏱️ Timing
Total: 1212ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns32.hichina.com, dns31.hichina.com |
| SOA | 1 | dns31.hichina.com hostmaster.hichina.com |
Analysis
Name Servers
Delegation for ddupp.cn rests with two name servers, dns31.hichina.com and dns32.hichina.com.
ddupp.cn shares the same name server setup as other domains, including asionpack.com, yabuliski.cn, gfsc.com.cn, 001ic.com and ptdcloud.com.
ddupp.cn partially shares name servers with other domains; for instance 2vmm.com, skycore.cn and ylln.cn.
These name servers are commonly used with expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers:
dns31.hichina.com points to: 2408:4009:501::39, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.
dns32.hichina.com points to: 2408:4009:501::40, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.