zkrfer.cn - robtex.com
zkrfer.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=2034793189 | ||||||
DNS History
2 records (0 active, 2 former)
○NSf1g1ns1.dnspod.net2017-05-19 → 2017-05-23 · 4 obs
● 2017-05-19 11:18:56
● 2017-05-23 19:09:50
○ 2026-04-10 03:20:58
○ 2026-05-14 22:32:12
● 2017-05-23 19:09:50
○ 2026-04-10 03:20:58
○ 2026-05-14 22:32:12
○A104.149.237.2472017-05-19 → 2017-05-23 · 4 obs
● 2017-05-19 11:18:56
● 2017-05-23 19:09:50
○ 2026-04-10 03:20:58
○ 2026-05-14 22:32:12
● 2017-05-23 19:09:50
○ 2026-04-10 03:20:58
○ 2026-05-14 22:32:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.29.1
NS records: e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn, b.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 4544ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|