qvdn.cn - robtex.com
qvdn.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.cnolnic.net ⚠️ Not in zone NS records | ||||||
| A | 240c:4082:0:5d80::2🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 106.13.136.254🇨🇳 Baidu106.13.128.0/19 AS38365 | ||||||
| A | 182.61.7.97🇨🇳 Baidu182.61.0.0/19 | ||||||
| NS | ns2.cnolnic.net ⚠️ Not in zone NS records | ||||||
| A | 240c:4081:8000:1702::3🇨🇳 Baidu240c:4081::/32 | ||||||
| A | 106.12.41.177🇨🇳 Baidu106.12.32.0/19 | ||||||
| A | 180.76.132.69🇨🇳 Baidu180.76.128.0/19 | ||||||
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=2034790267 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●NSns1.cnolnic.net2026-04-03 → 2026-05-14 · 2 obs
● 2026-04-03 05:57:02
● 2026-05-14 05:53:32
● 2026-05-14 05:53:32
●NSns2.cnolnic.net2026-04-03 → 2026-05-14 · 2 obs
● 2026-04-03 05:57:02
● 2026-05-14 05:53:32
● 2026-05-14 05:53:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| qvdn.cn | ns1.cnolnic.net, ns2.cnolnic.net | - |
✅ Authoritative Response
Server:180.76.132.69
NS records: ns1.cnolnic.net, ns2.cnolnic.net
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at qvdn.cn: Error: DNS query timeout: 203.119.29.1 for DS qvdn.cn
⏱️ Timing
Total: 5174ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
qvdn.cn is delegated to two name servers: ns1.cnolnic.net and ns2.cnolnic.net.
qvdn.cn shares the same name server setup as other domains, for example jutuo025.com, aike.com.cn, khyj.net, jslingxi.com and cnxdg.cn.
Host names with three IP numbers:
ns1.cnolnic.net points to: 240c:4082:0:5d80::2, 106.13.136.254 and 182.61.7.97.
ns2.cnolnic.net points to: 240c:4081:8000:1702::3, 106.12.41.177 and 180.76.132.69.