urbookdownload.com - robtex.com
urbookdownload.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=1776168862 | ||||||
DNS History
16 records (0 active, 16 former)
○NSns-1401.awsdns-47.org2016-12-05 → 2026-02-17 · 4 obs
● 2016-12-05 00:20:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○NSns-1573.awsdns-04.co.uk2016-12-05 → 2026-02-17 · 4 obs
● 2016-12-05 00:20:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○NSns-220.awsdns-27.com2016-12-05 → 2026-02-17 · 4 obs
● 2016-12-05 00:20:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○NSns-917.awsdns-50.net2016-12-05 → 2026-02-17 · 4 obs
● 2016-12-05 00:20:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○MXmailstore1.secureserver.net2016-12-05 → 2026-02-17 · 4 obs
● 2016-12-05 00:20:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○MXsmtp.secureserver.net2016-12-05 → 2026-02-17 · 4 obs
● 2016-12-05 00:20:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A35.156.181.1422017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A52.204.186.932017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A52.204.19.392017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A52.220.26.1012017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A52.58.65.2422017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A52.58.84.992016-12-05 → 2016-12-05 · 3 obs
● 2016-12-05 00:20:42
○ 2017-06-11 10:52:42
○ 2026-04-14 12:15:14
○ 2017-06-11 10:52:42
○ 2026-04-14 12:15:14
○A52.9.117.1502017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A54.254.157.1992017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A54.67.48.772017-06-11 → 2026-02-17 · 5 obs
○ 2016-12-05 00:20:42
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
● 2017-06-11 10:52:42
● 2026-02-17 01:21:52
○ 2026-02-18 02:39:52
○ 2026-04-14 12:15:14
○A54.93.205.1682016-12-05 → 2016-12-05 · 3 obs
● 2016-12-05 00:20:42
○ 2017-06-11 10:52:42
○ 2026-04-14 12:15:14
○ 2017-06-11 10:52:42
○ 2026-04-14 12:15:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.55.83.30
NS records: m.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 152ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|