freeecourses.com - robtex.com
freeecourses.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=1775143217 | ||||||
DNS History
14 records (0 active, 14 former)
○NSns1.namebrightdns.com2015-08-14 → 2017-12-11 · 6 obs
● 2015-08-14 04:06:46
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
● 2016-07-15 01:02:06
● 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
● 2016-07-15 01:02:06
● 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○NSns2.namebrightdns.com2015-08-14 → 2017-12-11 · 6 obs
● 2015-08-14 04:06:46
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
○ 2016-07-15 01:02:06
● 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
○ 2016-07-15 01:02:06
● 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○NSnsg1.namebrightdns.com2016-03-12 → 2016-07-15 · 5 obs
○ 2015-12-13 07:31:02
● 2016-03-12 12:25:26
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
● 2016-03-12 12:25:26
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○NSnsg2.namebrightdns.com2015-08-14 → 2016-07-15 · 6 obs
● 2015-08-14 04:06:46
○ 2015-12-13 07:31:02
● 2016-03-12 12:25:26
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○ 2015-12-13 07:31:02
● 2016-03-12 12:25:26
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○A107.23.160.2182015-12-13 → 2015-12-13 · 4 obs
○ 2015-08-14 04:06:46
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
○ 2026-04-02 15:32:28
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
○ 2026-04-02 15:32:28
○A107.23.198.2402016-07-15 → 2016-07-15 · 4 obs
○ 2016-03-12 12:25:26
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○A52.0.96.242016-03-12 → 2016-03-12 · 4 obs
○ 2015-12-13 07:31:02
● 2016-03-12 12:25:26
○ 2016-07-15 01:02:06
○ 2026-04-02 15:32:28
● 2016-03-12 12:25:26
○ 2016-07-15 01:02:06
○ 2026-04-02 15:32:28
○A52.4.72.1372016-07-15 → 2016-07-15 · 4 obs
○ 2016-03-12 12:25:26
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
● 2016-07-15 01:02:06
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○A52.71.117.992016-03-12 → 2016-03-12 · 4 obs
○ 2015-12-13 07:31:02
● 2016-03-12 12:25:26
○ 2016-07-15 01:02:06
○ 2026-04-02 15:32:28
● 2016-03-12 12:25:26
○ 2016-07-15 01:02:06
○ 2026-04-02 15:32:28
○A54.174.31.2542015-08-14 → 2015-08-14 · 3 obs
● 2015-08-14 04:06:46
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○A54.208.74.2152015-08-14 → 2015-08-14 · 3 obs
● 2015-08-14 04:06:46
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○A54.209.90.812015-12-13 → 2015-12-13 · 4 obs
○ 2015-08-14 04:06:46
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
○ 2026-04-02 15:32:28
● 2015-12-13 07:31:02
○ 2016-03-12 12:25:26
○ 2026-04-02 15:32:28
○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-08-14 → 2016-10-24 · 4 obs
● 2015-08-14 04:06:46
● 2016-10-24 22:22:46
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
● 2016-10-24 22:22:46
○ 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-12-11 → 2017-12-11 · 3 obs
○ 2016-10-24 22:22:46
● 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
● 2017-12-11 14:10:44
○ 2026-04-02 15:32:28
🔍 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:192.12.94.30
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: 139ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|