codeuni.cn - robtex.com
codeuni.cn
| CNAME | dev-aipc.sicbcore.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.102.139.163🇨🇳 Alibaba-Cloud47.102.0.0/15 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2034772303 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSdns21.hichina.com2026-02-26 → 2026-05-09 · 2 obs
● 2026-02-26 17:41:22
● 2026-05-09 23:34:38
● 2026-05-09 23:34:38
●NSdns22.hichina.com2026-02-26 → 2026-05-09 · 2 obs
● 2026-02-26 17:41:22
● 2026-05-09 23:34:38
● 2026-05-09 23:34:38
●CNAMEdev-aipc.sicbcore.com2026-02-26 → 2026-05-09 · 2 obs
● 2026-02-26 17:41:22
● 2026-05-09 23:34:38
● 2026-05-09 23:34:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| codeuni.cn | dns21.hichina.com, dns22.hichina.com | - |
✅ Authoritative Response
Server:139.224.142.98
NS records: dns21.hichina.com, dns22.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codeuni.cn (unsigned zone)
⏱️ Timing
Total: 1738ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns21.hichina.com, dns22.hichina.com |
| CNAME | 1 | dev-aipc.sicbcore.com |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
codeuni.cn points to a single IP number: 47.102.139.163.
Other host names, for instance dev-aipc.sicbcore.com, share IP numbers with codeuni.cn.