openedu.com.cn - robtex.com
Search for stuff
openedu.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
com.cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | cns.cernet.net | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
Up
Starts with same word
Starts similarily
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, ns.cernet.net, a.dns.cn, c.dns.cn... | - |
| com.cn | a.dns.cn, b.dns.cn, c.dns.cn, cns.cernet.net... | - |
✅ Authoritative Response
Server:
NS records: a.dns.cn, b.dns.cn, c.dns.cn, cns.cernet.net, e.dns.cn, d.dns.cn
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
No servers for zone com.cn
⏱️ Timing
Total: 429ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|