selfstudyclass.com - robtex.com
selfstudyclass.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
selfstudyclass.com |
DNS History
8 records (0 active, 8 former)
○NSns18.resellerone.host2019-01-14 → 2019-01-14 · 3 obs
● 2019-01-14 21:05:32
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○NSns19.resellerone.host2019-01-14 → 2019-01-14 · 3 obs
● 2019-01-14 21:05:32
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○NSns39.domaincontrol.com2026-02-19 → 2026-02-19 · 3 obs
○ 2019-01-14 21:05:32
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○NSns40.domaincontrol.com2026-02-19 → 2026-02-19 · 3 obs
○ 2019-01-14 21:05:32
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○MXmail.selfstudyclass.com2019-01-14 → 2019-01-14 · 3 obs
● 2019-01-14 21:05:32
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○A103.228.112.182019-01-14 → 2019-01-14 · 3 obs
● 2019-01-14 21:05:32
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○ 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○A13.248.213.452026-02-19 → 2026-02-19 · 3 obs
○ 2019-01-14 21:05:32
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
○A76.223.67.1892026-02-19 → 2026-02-19 · 3 obs
○ 2019-01-14 21:05:32
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
● 2026-02-19 19:19:30
○ 2026-03-23 10:49:02
🔍 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:192.42.93.30
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: 121ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|