first-formula.com - robtex.com
first-formula.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=1778491122 | ||||||
Similar names
DNS History
8 records (0 active, 8 former)
○NSns51.1and1.com2015-07-24 → 2017-04-01 · 4 obs
● 2015-07-24 07:49:44
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
○NSns52.1and1.com2015-07-24 → 2017-04-01 · 4 obs
● 2015-07-24 07:49:44
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
○MXmx00.1and1.com2015-07-24 → 2017-04-01 · 4 obs
● 2015-07-24 07:49:44
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
○MXmx01.1and1.com2015-07-24 → 2017-04-01 · 4 obs
● 2015-07-24 07:49:44
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
○A216.250.120.1072016-07-22 → 2017-04-01 · 5 obs
○ 2016-03-27 08:40:18
● 2016-07-22 21:22:56
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
● 2016-07-22 21:22:56
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
○A2607:f1c0:1000:202a:4c7f:d68:d8c1:88122016-07-22 → 2017-04-01 · 5 obs
○ 2016-03-27 08:40:18
● 2016-07-22 21:22:56
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
● 2016-07-22 21:22:56
● 2017-04-01 03:49:00
○ 2026-04-07 00:38:58
○ 2026-05-11 09:29:12
○A2607:f1c0:1000:202a:a701:2842:b2f5:701e2015-07-24 → 2016-03-27 · 4 obs
● 2015-07-24 07:49:44
● 2016-03-27 08:40:18
○ 2016-07-22 21:22:56
○ 2026-05-11 09:29:12
● 2016-03-27 08:40:18
○ 2016-07-22 21:22:56
○ 2026-05-11 09:29:12
○A74.208.85.442015-07-24 → 2016-03-27 · 4 obs
● 2015-07-24 07:49:44
● 2016-03-27 08:40:18
○ 2016-07-22 21:22:56
○ 2026-05-11 09:29:12
● 2016-03-27 08:40:18
○ 2016-07-22 21:22:56
○ 2026-05-11 09:29:12
🔍 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:192.5.6.30
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: 152ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|