headfirstinc.com - robtex.com
headfirstinc.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=1778353081 | ||||||
Similar names
DNS History
14 records (0 active, 14 former)
○NShearsay.earthlink.net2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○NSns1.oneix.com2015-05-18 → 2015-05-18 · 4 obs
○ 2007-10-23 15:05:22
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
○NSns4.oneix.com2015-05-18 → 2015-05-18 · 4 obs
○ 2007-10-23 15:05:22
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
○NSrumor.earthlink.net2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○NSspeakeasy.earthlink.net2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○MXheadfirstinc-com.mail.eo.outlook.com2015-05-18 → 2015-05-18 · 4 obs
○ 2007-10-23 15:05:22
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
○MXmail.headfirstinc.com2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○MXmx1.business.mindspring.com2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○MXmx2.business.mindspring.com2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○MXmx3.business.mindspring.com2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○MXmx4.business.mindspring.com2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○MXmx5.business.mindspring.com2007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○A184.168.173.12015-05-18 → 2015-05-18 · 4 obs
○ 2007-10-23 15:05:22
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
● 2015-05-18 05:05:26
○ 2026-04-07 02:56:22
○ 2026-05-09 19:11:20
○A64.82.100.1642007-10-23 → 2007-10-23 · 3 obs
● 2007-10-23 15:05:22
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
○ 2015-05-18 05:05:26
○ 2026-05-09 19:11:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.12.94.30
NS records: b.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 367ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|