hr4v.cn - robtex.com
hr4v.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=2034595524 | ||||||
Similar names
DNS History
8 records (0 active, 8 former)
○NSdns1.zhangcong.top2017-06-05 → 2017-06-05 · 3 obs
● 2017-06-05 06:43:20
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○NSdns1.zhangcong.top.hr4v.cn2017-06-05 → 2017-06-05 · 3 obs
● 2017-06-05 06:43:20
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○NSdns15.hichina.com2026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 20:32:24
○NSdns16.hichina.com2026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 20:32:24
○NSdns2.zhangcong.top2017-06-05 → 2017-06-05 · 3 obs
● 2017-06-05 06:43:20
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○NSexpirens3.hichina.com2026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 20:32:24
○NSexpirens4.hichina.com2026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 20:32:24
○CNAMEexpired.hichina.com2026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-27 11:43:12
○ 2026-03-27 20:32:24
○ 2026-03-27 20:32:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.25.1
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: 766ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|