udnchina.com - robtex.com
udnchina.com
| DNSSEC | ⚠️ Not signed | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
Similar names
DNS History
15 records (0 active, 15 former)
○NSdns21.hichina.com2015-08-09 → 2016-06-30 · 4 obs
● 2015-08-09 11:39:38
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○NSdns22.hichina.com2015-08-09 → 2016-06-30 · 4 obs
● 2015-08-09 11:39:38
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○NSns1.namebrightdns.com2017-03-13 → 2017-03-13 · 3 obs
○ 2016-06-30 11:17:38
● 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
● 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○NSns2.namebrightdns.com2017-03-13 → 2017-03-13 · 3 obs
○ 2016-06-30 11:17:38
● 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
● 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○NSnsg1.namebrightdns.com2026-03-09 → 2026-03-09 · 1 obs
○ 2026-03-09 10:12:28
○NSnsg2.namebrightdns.com2026-03-09 → 2026-03-09 · 1 obs
○ 2026-03-09 10:12:28
○MXmxbiz1.qq.com2015-08-09 → 2016-06-30 · 4 obs
● 2015-08-09 11:39:38
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○MXmxbiz2.qq.com2015-08-09 → 2016-06-30 · 4 obs
● 2015-08-09 11:39:38
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
● 2016-06-30 11:17:38
○ 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○A13.223.25.842026-03-09 → 2026-03-09 · 1 obs
○ 2026-03-09 10:12:28
○A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-09 → 2026-03-09 · 1 obs
○ 2026-03-09 10:12:28
○A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-09 → 2026-03-09 · 1 obs
○ 2026-03-09 10:12:28
○A52.204.129.222017-03-13 → 2017-03-13 · 2 obs
● 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○ 2026-03-09 10:12:28
○A54.243.117.1972026-03-09 → 2026-03-09 · 1 obs
○ 2026-03-09 10:12:28
○A54.85.127.702017-03-13 → 2017-03-13 · 2 obs
● 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○ 2026-03-09 10:12:28
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-13 → 2017-03-13 · 2 obs
● 2017-03-13 03:53:52
○ 2026-03-09 10:12:28
○ 2026-03-09 10:12:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
✅ Authoritative Response
Server: 192.41.162.30
NS records: l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 175ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|