520hh.cn - robtex.com
520hh.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=2034778653 | ||||||
Similar names
DNS History
5 records (0 active, 5 former)
○NSdns10.hichina.com2015-11-01 → 2017-04-18 · 4 obs
● 2015-11-01 05:34:16
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
○NSdns9.hichina.com2015-11-01 → 2017-04-18 · 4 obs
● 2015-11-01 05:34:16
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
○MXmxbiz1.qq.com2016-09-10 → 2017-04-18 · 4 obs
● 2016-09-10 21:18:04
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
○MXmxbiz2.qq.com2016-09-10 → 2017-04-18 · 4 obs
● 2016-09-10 21:18:04
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
○A43.242.131.232016-04-06 → 2017-04-18 · 4 obs
● 2016-04-06 22:20:02
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
● 2017-04-18 11:15:36
○ 2026-03-08 07:34:30
○ 2026-05-11 12:39:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
✅ Authoritative Response
Server:203.119.26.1
NS records: d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1140ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|