zbusur.cn - robtex.com
zbusur.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=2034791259 | ||||||
Same first word
zbusur.cn |
Similar names
DNS History
5 records (0 active, 5 former)
○NSdns31.hichina.com2026-04-04 → 2026-04-08 · 3 obs
● 2026-04-04 18:13:06
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
○NSdns32.hichina.com2026-04-04 → 2026-04-08 · 3 obs
● 2026-04-04 18:13:06
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
○NSexpirens3.hichina.com2026-04-04 → 2026-04-08 · 3 obs
● 2026-04-04 18:13:06
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
○NSexpirens4.hichina.com2026-04-04 → 2026-04-08 · 3 obs
● 2026-04-04 18:13:06
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
○CNAMEexpired.hichina.com2026-04-04 → 2026-04-08 · 3 obs
● 2026-04-04 18:13:06
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
● 2026-04-08 05:43:16
○ 2026-05-14 10:23:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.26.1
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: 1600ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|