73bt.cn - robtex.com
73bt.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=2034592074 | ||||||
Same first word
Similar names
DNS History
3 records (0 active, 3 former)
○NSdm1.longmingdns.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 23:53:04
○ 2026-03-27 05:31:08
○ 2026-03-27 05:31:08
○NSdm2.longmingdns.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 23:53:04
○ 2026-03-27 05:31:08
○ 2026-03-27 05:31:08
○A154.83.237.1192026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 23:53:04
○ 2026-03-27 05:31:08
○ 2026-03-27 05:31:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, d.dns.cn, c.dns.cn, b.dns.cn... | - |
✅ Authoritative Response
Server:203.119.27.1
NS records: a.dns.cn, d.dns.cn, c.dns.cn, b.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 488ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|