dn520.cn - robtex.com
dn520.cn
| DNSSEC | ⚠️ Not signed | ||||||
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
dn520.cn |
Similar names
DNS History
7 records (0 active, 7 former)
○NSf1g1ns1.dnspod.net2015-08-20 → 2017-01-27 · 3 obs
● 2015-08-20 08:35:12
● 2017-01-27 18:02:10
○ 2026-03-23 19:02:36
● 2017-01-27 18:02:10
○ 2026-03-23 19:02:36
○NSf1g1ns2.dnspod.net2015-08-20 → 2017-01-27 · 3 obs
● 2015-08-20 08:35:12
● 2017-01-27 18:02:10
○ 2026-03-23 19:02:36
● 2017-01-27 18:02:10
○ 2026-03-23 19:02:36
○NSns1.nowcndns.com2026-03-23 → 2026-03-23 · 1 obs
○ 2026-03-23 19:02:36
○NSns2.nowcndns.com2026-03-23 → 2026-03-23 · 1 obs
○ 2026-03-23 19:02:36
○A154.197.230.1892026-03-23 → 2026-03-23 · 1 obs
○ 2026-03-23 19:02:36
○A43.240.50.1342015-08-20 → 2015-08-20 · 3 obs
● 2015-08-20 08:35:12
○ 2016-01-25 10:20:44
○ 2026-03-23 19:02:36
○ 2016-01-25 10:20:44
○ 2026-03-23 19:02:36
○A45.119.94.1442016-01-25 → 2016-01-25 · 4 obs
○ 2015-08-20 08:35:12
● 2016-01-25 10:20:44
○ 2016-04-20 11:07:56
○ 2026-03-23 19:02:36
● 2016-01-25 10:20:44
○ 2016-04-20 11:07:56
○ 2026-03-23 19:02:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, b.dns.cn, c.dns.cn, a.dns.cn... | - |
✅ Authoritative Response
Server:203.119.29.1
NS records: e.dns.cn, b.dns.cn, c.dns.cn, a.dns.cn, d.dns.cn
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 3636ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|