crtvul.cn - robtex.com
crtvul.cn
| DNSSEC | ⚠️ Not signed | ||||||
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=2034704887 | ||||||
Subdomains
www.crtvul.cn |
Same first word
crtvul.cn |
Similar names
DNS History
5 records (0 active, 5 former)
○NSdns7.hichina.com2015-06-21 → 2019-01-05 · 3 obs
● 2015-06-21 13:58:44
● 2019-01-05 12:14:26
○ 2026-04-24 01:53:00
● 2019-01-05 12:14:26
○ 2026-04-24 01:53:00
○NSdns8.hichina.com2015-06-21 → 2019-01-05 · 3 obs
● 2015-06-21 13:58:44
● 2019-01-05 12:14:26
○ 2026-04-24 01:53:00
● 2019-01-05 12:14:26
○ 2026-04-24 01:53:00
○NSns1.nowcndns.com2026-04-24 → 2026-04-24 · 1 obs
○ 2026-04-24 01:53:00
○NSns2.nowcndns.com2026-04-24 → 2026-04-24 · 1 obs
○ 2026-04-24 01:53:00
○A156.239.110.2282026-04-24 → 2026-04-24 · 1 obs
○ 2026-04-24 01:53:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.25.1
NS records: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 758ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|