3foo.cn - robtex.com
3foo.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.221.76.168 | ||||||
| NS | dm1.longmingdns.com ⭐ | ||||||
| NS | dm2.longmingdns.com | ||||||
| SOA | dm1.longmingdns.comdnsadmin@longmingdns.com serial=1769092308 | ||||||
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=2034456417 | ||||||
Same first word
3foo.cn |
DNS History
3 records (3 active, 0 former)
●NSdm1.longmingdns.com2026-02-21 → 2026-02-22 · 2 obs
● 2026-02-21 17:56:26
● 2026-02-22 03:18:22
● 2026-02-22 03:18:22
●NSdm2.longmingdns.com2026-02-21 → 2026-02-22 · 2 obs
● 2026-02-21 17:56:26
● 2026-02-22 03:18:22
● 2026-02-22 03:18:22
●A154.221.76.1682026-02-21 → 2026-02-22 · 2 obs
● 2026-02-21 17:56:26
● 2026-02-22 03:18:22
● 2026-02-22 03:18:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 3foo.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server: 218.98.111.163
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3foo.cn (unsigned zone)
⏱️ Timing
Total: 4846ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.221.76.168 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
AI analysis
3foo.cn points to a single IP number: 154.221.76.168.
3foo.cn is delegated to two name servers: dm1.longmingdns.com and dm2.longmingdns.com.