cuobian.cn - robtex.com
cuobian.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | pk1.pending-renewal-domain.com ⚠️ Not in zone NS records | ||||||
| NS | pk2.pending-renewal-domain.com ⚠️ Not in zone NS records | ||||||
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=2035074325 | ||||||
Same first word
Similar names
DNS History
12 records (2 active, 10 former)
○NSdns1.iidns.com2015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 15:06:58
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
○NSdns2.iidns.com2015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 15:06:58
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
○NSdns3.iidns.com2015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 15:06:58
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
○NSdns4.iidns.com2015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 15:06:58
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
○NSdns5.iidns.com2015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 15:06:58
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
○NSdns6.iidns.com2015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 15:06:58
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
● 2016-04-12 20:35:34
○ 2017-05-21 13:47:10
○ 2026-07-22 10:24:02
●NSpk1.pending-renewal-domain.com2026-06-13 → 2026-07-22 · 3 obs
○ 2017-05-21 13:47:10
● 2026-06-13 20:39:46
● 2026-07-22 10:24:02
● 2026-06-13 20:39:46
● 2026-07-22 10:24:02
●NSpk2.pending-renewal-domain.com2026-06-13 → 2026-07-22 · 3 obs
○ 2017-05-21 13:47:10
● 2026-06-13 20:39:46
● 2026-07-22 10:24:02
● 2026-06-13 20:39:46
● 2026-07-22 10:24:02
○MXmxbiz1.qq.com2015-06-15 → 2016-01-18 · 4 obs
● 2015-06-15 15:06:58
● 2016-01-18 17:40:44
○ 2026-06-13 20:39:46
○ 2026-07-22 10:24:02
● 2016-01-18 17:40:44
○ 2026-06-13 20:39:46
○ 2026-07-22 10:24:02
○MXmxbiz2.qq.com2015-06-15 → 2016-01-18 · 4 obs
● 2015-06-15 15:06:58
● 2016-01-18 17:40:44
○ 2026-06-13 20:39:46
○ 2026-07-22 10:24:02
● 2016-01-18 17:40:44
○ 2026-06-13 20:39:46
○ 2026-07-22 10:24:02
○A154.85.61.2432026-07-10 → 2026-07-10 · 3 obs
○ 2026-06-13 20:39:46
● 2026-07-10 07:52:18
○ 2026-07-22 10:24:02
● 2026-07-10 07:52:18
○ 2026-07-22 10:24:02
○A182.18.23.1682015-06-15 → 2017-05-21 · 4 obs
● 2015-06-15 15:06:58
● 2017-05-21 13:47:10
○ 2026-06-13 20:39:46
○ 2026-07-22 10:24:02
● 2017-05-21 13:47:10
○ 2026-06-13 20:39:46
○ 2026-07-22 10:24:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| cuobian.cn | pk1.pending-renewal-domain.com, pk2.pending-renewal-domain.com | - |
✅ Authoritative Response
Server:125.77.197.49
NS records: pk1.pending-renewal-domain.com, pk2.pending-renewal-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cuobian.cn (unsigned zone)
⏱️ Timing
Total: 3416ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.85.61.243 |
Analysis
Name Servers
cuobian.cn uses two name servers for its delegation: pk1.pending-renewal-domain.com and pk2.pending-renewal-domain.com.
cuobian.cn shares its NS records with other domains, for example xdlab.com.cn, lingyunb.cn, zsaq.com and two others.