f1rst-group.com - robtex.com
f1rst-group.com
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=1777042226 | ||||||
Subdomains
mail.f1rst-group.com |
Same first word
f1rst-group.com |
DNS History
7 records (5 active, 2 former)
●NSns1.dominios.uol.com.br2017-08-11 → 2026-04-24 · 2 obs
● 2026-04-24 15:01:44
●NSns2.dominios.uol.com.br2017-08-11 → 2026-04-24 · 2 obs
● 2026-04-24 15:01:44
●NSns3.dominios.uol.com.br2017-08-11 → 2026-04-24 · 2 obs
● 2026-04-24 15:01:44
●MXf1rstgroup-com01c.mail.protection.outlook.com2026-04-10 → 2026-04-24 · 3 obs
● 2026-04-10 16:36:54
● 2026-04-24 15:01:44
○MXmail.f1rst-group.com2017-08-11 → 2017-08-11 · 3 obs
○ 2026-04-10 16:36:54
○ 2026-04-24 15:01:44
○A50.116.87.832017-08-11 → 2017-08-11 · 3 obs
○ 2026-04-10 16:36:54
○ 2026-04-24 15:01:44
●A52.20.105.2522026-04-10 → 2026-04-24 · 3 obs
● 2026-04-10 16:36:54
● 2026-04-24 15:01:44
🔍 DNS Trace
Analysis
Hierarchy
f1rst-group.com is parent of mail.f1rst-group.com.
IP Addresses
f1rst-group.com points to a single IP: 52.20.105.252.
Other host names, for instance sou.digital, acepempresarial.com.br, maxjefferson.com, thabrulai.com.br and proativasaudeocupacional.com.br share IP numbers with f1rst-group.com.
Name Servers
f1rst-group.com is delegated to three name servers: ns1.dominios.uol.com.br, ns2.dominios.uol.com.br and ns3.dominios.uol.com.br.
f1rst-group.com at least partially shares its name servers with other domains, for instance trucaoautopecas.com.br, planorte.com.br, bmpambiental.com.br, aluplaq.com.br and dotwork.com.br.
Host names with one IP number:
ns1.dominios.uol.com.br points to: 186.234.124.165.
ns2.dominios.uol.com.br points to: 186.234.124.166.
ns3.dominios.uol.com.br points to: 186.234.124.169.
Mail Servers
f1rst-group.com is served by a single mail server, f1rstgroup-com01c.mail.protection.outlook.com.
The host name f1rstgroup-com01c.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c94a::, 2a01:111:f403:c94a::1, 2a01:111:f403:c94a::2, 2a01:111:f403:c94c::, 52.101.198.0, 52.101.198.1, 52.101.198.38 and 52.101.200.0.