vtzb.cn - robtex.com
vtzb.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=2034674704 | ||||||
Same first word
vtzb.cn |
Similar names
DNS History
10 records (0 active, 10 former)
○NSdm1.longmingdns.com2026-04-15 → 2026-04-15 · 1 obs
○ 2026-04-15 22:38:56
○NSdm2.longmingdns.com2026-04-15 → 2026-04-15 · 1 obs
○ 2026-04-15 22:38:56
○A103.13.73.1552017-04-09 → 2017-04-09 · 3 obs
○ 2016-07-18 11:42:08
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
○A103.13.73.1602017-04-09 → 2017-04-09 · 3 obs
○ 2016-07-18 11:42:08
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
○A183.111.157.682017-04-09 → 2017-04-09 · 3 obs
○ 2016-07-18 11:42:08
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
○A183.111.157.922017-04-09 → 2017-04-09 · 3 obs
○ 2016-07-18 11:42:08
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
● 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
○A38.33.54.362026-04-15 → 2026-04-15 · 1 obs
○ 2026-04-15 22:38:56
○A42.200.35.1392016-07-18 → 2016-07-18 · 3 obs
● 2016-07-18 11:42:08
○ 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
○ 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
○A47.90.20.172016-07-18 → 2016-07-18 · 3 obs
● 2016-07-18 11:42:08
○ 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
○ 2017-04-09 08:39:32
○ 2026-04-15 22:38:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.27.1
NS records: e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn, b.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 516ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|