`fourpremier.com.br`

DNSSEC	🔒 Signed (DS record present)
NS	`e.sec.dns.br` ⭐
		A	2001:12f8:b:1::14^{🇧🇷 C-DNS-BR2001:12f8:b::/48 Registro.BR Network (C.DNS.BR)}
			PTR	`e.sec.dns.br`
		A	200.192.232.14^{🇧🇷 C-DNS-BR200.192.232.0/24 Registro.BR Network (C.DNS.BR)}
			PTR	`e.sec.dns.br`
NS	`f.sec.dns.br`
		A	2001:12f8:9:1::14^{🇧🇷 B-DNS-BR2001:12f8:9::/48 Registro.BR Network (B.DNS.BR)}
			PTR	`f.sec.dns.br`
		A	200.189.40.14^{🇧🇷 B-DNS-BR200.189.40.0/24 Registro.BR Network (B.DNS.BR)}
			PTR	`f.sec.dns.br`
MX	`fourpremier-com-br.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c801::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr02cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm6pr05cu00404.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f90c::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr03cu00100.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.11.9^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr02cu00101.inbound.protection.outlook.com`
		A	52.101.40.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr03cu00300.inbound.protection.outlook.com`
		A	52.101.41.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00204.inbound.protection.outlook.com`
SOA	`e.sec.dns.br`hostmaster@registro.br serial=2026107000

`com.br`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.br` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.br` ⚠️ Not in parent delegation
	NS	`c.dns.br` ⚠️ Not in parent delegation
	NS	`d.dns.br` ⚠️ Not in parent delegation
	NS	`e.dns.br` ⚠️ Not in parent delegation
	NS	`f.dns.br` ⚠️ Not in parent delegation
	SOA	`a.dns.br`hostmaster@registro.br 2026-11-22 #90

rank #568844 globally
rank #4074 in the tld
WOT: SAFE (69/100)

Same first word

fourpremier.com.br

DNS History

12 records (3 active, 9 former)

●NSe.sec.dns.br2026-03-25 → 2026-04-22 · 3 obs

○ 2017-03-31 19:41:50
● 2026-03-25 07:26:38
● 2026-04-22 12:25:44

●NSf.sec.dns.br2026-03-25 → 2026-04-22 · 3 obs

○ 2017-03-31 19:41:50
● 2026-03-25 07:26:38
● 2026-04-22 12:25:44

○NSns1.locaweb.com.br2015-05-27 → 2017-03-31 · 4 obs

● 2015-05-27 11:04:32
● 2017-03-31 19:41:50
○ 2026-03-25 07:26:38
○ 2026-04-22 12:25:44

○NSns2.locaweb.com.br2015-05-27 → 2017-03-31 · 4 obs

● 2015-05-27 11:04:32
● 2017-03-31 19:41:50
○ 2026-03-25 07:26:38
○ 2026-04-22 12:25:44

○NSns3.locaweb.com.br2015-05-27 → 2017-03-31 · 4 obs

● 2015-05-27 11:04:32
● 2017-03-31 19:41:50
○ 2026-03-25 07:26:38
○ 2026-04-22 12:25:44

○MX189.55.194.1722017-03-31 → 2017-03-31 · 4 obs

○ 2016-07-22 15:08:36
● 2017-03-31 19:41:50
○ 2026-03-25 07:26:38
○ 2026-04-22 12:25:44

○MX200.204.166.222015-10-19 → 2016-07-22 · 5 obs

○ 2015-05-27 11:04:32
● 2015-10-19 12:17:20
● 2016-07-22 15:08:36
○ 2017-03-31 19:41:50
○ 2026-04-22 12:25:44

○MX200.204.166.222015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 11:04:32
○ 2015-10-19 12:17:20
○ 2026-04-22 12:25:44

●MXfourpremier-com-br.mail.protection.outlook.com2026-03-25 → 2026-04-22 · 3 obs

○ 2017-03-31 19:41:50
● 2026-03-25 07:26:38
● 2026-04-22 12:25:44

○A186.202.151.342016-03-19 → 2017-03-31 · 5 obs

○ 2015-12-20 18:12:52
● 2016-03-19 07:10:44
● 2017-03-31 19:41:50
○ 2026-03-25 07:26:38
○ 2026-04-22 12:25:44

○A191.252.47.112015-10-19 → 2015-12-20 · 5 obs

○ 2015-05-27 11:04:32
● 2015-10-19 12:17:20
● 2015-12-20 18:12:52
○ 2016-03-19 07:10:44
○ 2026-04-22 12:25:44

○A201.76.59.952015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 11:04:32
○ 2015-10-19 12:17:20
○ 2026-04-22 12:25:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
fourpremier.com.br	e.sec.dns.br, f.sec.dns.br	-

✅ Authoritative Response

Server:200.189.40.14

NS records: e.sec.dns.br, f.sec.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1280ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`e.sec.dns.br, f.sec.dns.br`
MX	1	`fourpremier-com-br.mail.protection.outlo`
SOA	1	`e.sec.dns.br hostmaster.registro.br`

Analysis

Name Servers

fourpremier.com.br is delegated to two name servers: e.sec.dns.br and f.sec.dns.br.

fourpremier.com.br shares the same name server setup as sistemainterclinicas.com.br, hiperconsultas.com.br, sogsa.com.br, equipnettelecom.com.br and infotche.com.br.

fourpremier.com.br at least partially shares name servers with other domains, for instance avivadi.com.br, ondealugar.com.br, quantica.net.br, f1kart.com.br and abrigadeirinha.com.br.

these name servers are often used in conjunction with the name servers d.sec.dns.br.

Host names with two IP numbers: e.sec.dns.br points to: 2001:12f8:b:1::14 and 200.192.232.14; f.sec.dns.br points to: 2001:12f8:9:1::14 and 200.189.40.14.

Mail Servers

fourpremier.com.br is handled by a single mail server, fourpremier-com-br.mail.protection.outlook.com.

Host name fourpremier-com-br.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c801::, 2a01:111:f403:c92c::4, 2a01:111:f403:f902::, 2a01:111:f403:f90c::, 52.101.11.7, 52.101.11.9, 52.101.40.0 and 52.101.41.4.

fourpremier.com.br - robtex.com