172pc.cn - robtex.com
172pc.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=2034596458 | ||||||
Same first word
172pc.cn |
DNS History
3 records (0 active, 3 former)
○NSns1.nowcndns.com2026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 12:27:30
○ 2026-03-28 01:49:52
○ 2026-03-28 01:49:52
○NSns2.nowcndns.com2026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 12:27:30
○ 2026-03-28 01:49:52
○ 2026-03-28 01:49:52
○A107.148.142.1142026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 12:27:30
○ 2026-03-28 01:49:52
○ 2026-03-28 01:49:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.28.1
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: 743ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|