mx.fsdi.com.cn - robtex.com
mx.fsdi.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
fsdi.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | cl1.sfndns.cn ⭐ | ||||||
| NS | cl1.sfndns.com | ||||||
| NS | cl2.sfndns.cn | ||||||
| NS | cl2.sfndns.com | ||||||
| NS | vip1.sfndns.cn ⚠️ Not in parent delegation | ||||||
| NS | vip2.sfndns.cn ⚠️ Not in parent delegation | ||||||
| SOA | cl1.sfndns.cnmail@sfn.cn 2026-08-02 #22 | ||||||
Previously MX for
Same first word
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn... | - |
| fsdi.com.cn | cl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com | - |
✅ Authoritative Response
Server:103.21.140.3
NS records: cl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fsdi.com.cn (unsigned zone)
⏱️ Timing
Total: 1161ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|