bdnhd.cn - robtex.com
bdnhd.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=2034670809 | ||||||
Similar names
DNS History
6 records (0 active, 6 former)
○NSdns10.hichina.com2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 06:33:24
○ 2017-11-01 21:40:22
○ 2026-04-14 23:01:32
○ 2017-11-01 21:40:22
○ 2026-04-14 23:01:32
○NSdns9.hichina.com2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 06:33:24
○ 2017-11-01 21:40:22
○ 2026-04-14 23:01:32
○ 2017-11-01 21:40:22
○ 2026-04-14 23:01:32
○NSns5.dnsdun.com2017-11-01 → 2017-11-01 · 4 obs
○ 2016-12-20 06:33:24
● 2017-11-01 21:40:22
○ 2026-03-27 16:21:02
○ 2026-04-14 23:01:32
● 2017-11-01 21:40:22
○ 2026-03-27 16:21:02
○ 2026-04-14 23:01:32
○NSns6.dnsdun.net2017-11-01 → 2017-11-01 · 4 obs
○ 2016-12-20 06:33:24
● 2017-11-01 21:40:22
○ 2026-03-27 16:21:02
○ 2026-04-14 23:01:32
● 2017-11-01 21:40:22
○ 2026-03-27 16:21:02
○ 2026-04-14 23:01:32
○A150.95.154.1772017-11-01 → 2017-11-01 · 4 obs
○ 2016-12-20 06:33:24
● 2017-11-01 21:40:22
○ 2026-03-27 16:21:02
○ 2026-04-14 23:01:32
● 2017-11-01 21:40:22
○ 2026-03-27 16:21:02
○ 2026-04-14 23:01:32
○A173.247.239.1392016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 06:33:24
○ 2017-11-01 21:40:22
○ 2026-04-14 23:01:32
○ 2017-11-01 21:40:22
○ 2026-04-14 23:01:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.25.1
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: 3689ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|