u-braintutor.com - robtex.com
u-braintutor.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=1786764504 | ||||||
DNS History
10 records (0 active, 10 former)
○NSdns10.parkpage.foundationapi.com2016-01-19 → 2016-01-19 · 4 obs
○ 2015-10-23 21:11:20
● 2016-01-19 11:16:56
○ 2016-09-14 17:55:44
○ 2026-08-15 03:29:48
● 2016-01-19 11:16:56
○ 2016-09-14 17:55:44
○ 2026-08-15 03:29:48
○NSdns9.parkpage.foundationapi.com2016-01-19 → 2016-01-19 · 4 obs
○ 2015-10-23 21:11:20
● 2016-01-19 11:16:56
○ 2016-09-14 17:55:44
○ 2026-08-15 03:29:48
● 2016-01-19 11:16:56
○ 2016-09-14 17:55:44
○ 2026-08-15 03:29:48
○NSns12015-05-11 → 2015-10-23 · 4 obs
● 2015-05-11 21:09:24
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
○NSns1.netdesignhost.com2015-05-11 → 2015-10-23 · 4 obs
● 2015-05-11 21:09:24
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
○NSns2.netdesignhost.com2015-05-11 → 2015-10-23 · 4 obs
● 2015-05-11 21:09:24
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
○MXmail.u-braintutor.com2015-05-11 → 2015-10-23 · 4 obs
● 2015-05-11 21:09:24
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
○A103.246.17.1102015-05-11 → 2015-10-23 · 4 obs
● 2015-05-11 21:09:24
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
● 2015-10-23 21:11:20
○ 2016-01-19 11:16:56
○ 2026-08-15 03:29:48
○A198.11.172.2422016-09-14 → 2016-09-14 · 4 obs
○ 2016-01-19 11:16:56
● 2016-09-14 17:55:44
○ 2017-06-18 20:25:16
○ 2026-08-15 03:29:48
● 2016-09-14 17:55:44
○ 2017-06-18 20:25:16
○ 2026-08-15 03:29:48
○A209.99.40.2232016-01-19 → 2016-01-19 · 4 obs
○ 2015-10-23 21:11:20
● 2016-01-19 11:16:56
○ 2016-09-14 17:55:44
○ 2026-08-15 03:29:48
● 2016-01-19 11:16:56
○ 2016-09-14 17:55:44
○ 2026-08-15 03:29:48
○CNAME404.dnsdun.com2016-09-14 → 2016-09-14 · 3 obs
● 2016-09-14 17:55:44
○ 2017-06-18 20:25:16
○ 2026-08-15 03:29:48
○ 2017-06-18 20:25:16
○ 2026-08-15 03:29:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.54.112.30
NS records: a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 78ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|