freetutorialus.com - robtex.com
freetutorialus.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=1789243088 | ||||||
Previous names
Next names
DNS History
4 records (0 active, 4 former)
○NSns27.rookdns.com2018-07-26 → 2018-07-26 · 3 obs
● 2018-07-26 15:55:00
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
○NSns28.rookdns.com2018-07-26 → 2018-07-26 · 3 obs
● 2018-07-26 15:55:00
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
○A141.8.224.1692018-07-26 → 2018-07-26 · 3 obs
● 2018-07-26 15:55:00
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
○PTRns27.rookdns.com2018-07-26 → 2018-07-26 · 3 obs
● 2018-07-26 15:55:00
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
○ 2026-09-09 08:42:24
○ 2026-09-12 20:25:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.54.112.30
NS records: h.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, c.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: 160ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|