bjmu.cn - robtex.com
bjmu.cn
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=2034729751 | ||||||
Same first word
Similar names
DNS History
3 records (2 active, 1 former)
●NSdns.bjmu.cn2008-12-09 → 2026-04-29 · 4 obs
● 2008-12-09 17:54:52
○ 2015-07-26 05:39:04
● 2026-04-05 02:02:38
● 2026-04-29 16:23:42
○ 2015-07-26 05:39:04
● 2026-04-05 02:02:38
● 2026-04-29 16:23:42
●NSindy.bjmu.cn2008-12-09 → 2026-04-29 · 4 obs
● 2008-12-09 17:54:52
○ 2015-07-26 05:39:04
● 2026-04-05 02:02:38
● 2026-04-29 16:23:42
○ 2015-07-26 05:39:04
● 2026-04-05 02:02:38
● 2026-04-29 16:23:42
○MXsun440.bjmu.cn2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 17:54:52
○ 2015-07-26 05:39:04
○ 2026-04-29 16:23:42
○ 2015-07-26 05:39:04
○ 2026-04-29 16:23:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| bjmu.cn | dns.bjmu.cn, indy.bjmu.cn | 2 records |
✅ Authoritative Response
Server:202.112.176.3
NS records: dns.bjmu.cn, indy.bjmu.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bjmu.cn (unsigned zone)
⏱️ Timing
Total: 1251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (dns.bjmu.cn, indy.bjmu.cn)
Analysis
Name Servers
Two name servers dns.bjmu.cn and indy.bjmu.cn handle the delegation for bjmu.cn.