`fernandofonseca.com.br`

DNSSEC	🔒 Signed (DS record present)
NS	`a.sec.dns.br` ⭐
		A	2001:12ff::11^{🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network}
			PTR	`a.sec.dns.br`
		A	200.160.0.11^{🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network}
			PTR	`a.sec.dns.br`
NS	`b.sec.dns.br`
		A	2001:12f8:b:1::11^{🇧🇷 C-DNS-BR2001:12f8:b::/48 Registro.BR Network (C.DNS.BR)}
			PTR	`b.sec.dns.br`
		A	200.192.232.11^{🇧🇷 C-DNS-BR200.192.232.0/24 Registro.BR Network (C.DNS.BR)}
			PTR	`b.sec.dns.br`
MX	`fernandofonseca-com-br.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c946::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr02cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.10.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00206.inbound.protection.outlook.com`
		A	52.101.41.56^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr21cu00100.inbound.protection.outlook.com`
		A	52.101.50.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr03cu00404.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`a.sec.dns.br`hostmaster@registro.br serial=2026130000

`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 serial=2026132366

rank #547737 globally
rank #4123 in the tld
WOT: SAFE (69/100)

Same first word

fernandofonseca.com.br

fernandofonseca.com

DNS History

11 records (3 active, 8 former)

●NSa.sec.dns.br2026-05-12 → 2026-05-12 · 3 obs

○ 2017-04-06 13:27:28
● 2026-05-12 15:39:32
● 2026-05-12 15:39:34

●NSb.sec.dns.br2026-05-12 → 2026-05-12 · 3 obs

○ 2017-04-06 13:27:28
● 2026-05-12 15:39:32
● 2026-05-12 15:39:34

○NSns1-03.azure-dns.com2016-09-11 → 2017-04-06 · 5 obs

○ 2016-04-03 12:51:06
● 2016-09-11 11:58:10
● 2017-04-06 13:27:28
○ 2026-05-12 15:39:32
○ 2026-05-12 15:39:34

○NSns1.bluehost.com2015-08-21 → 2016-04-03 · 4 obs

● 2015-08-21 16:16:58
● 2016-04-03 12:51:06
○ 2016-09-11 11:58:10
○ 2026-05-12 15:39:34

○NSns2-03.azure-dns.net2016-09-11 → 2017-04-06 · 5 obs

○ 2016-04-03 12:51:06
● 2016-09-11 11:58:10
● 2017-04-06 13:27:28
○ 2026-05-12 15:39:32
○ 2026-05-12 15:39:34

○NSns2.bluehost.com2015-08-21 → 2016-04-03 · 4 obs

● 2015-08-21 16:16:58
● 2016-04-03 12:51:06
○ 2016-09-11 11:58:10
○ 2026-05-12 15:39:34

○NSns3-03.azure-dns.org2016-09-11 → 2017-04-06 · 5 obs

○ 2016-04-03 12:51:06
● 2016-09-11 11:58:10
● 2017-04-06 13:27:28
○ 2026-05-12 15:39:32
○ 2026-05-12 15:39:34

○NSns4-03.azure-dns.info2016-09-11 → 2017-04-06 · 5 obs

○ 2016-04-03 12:51:06
● 2016-09-11 11:58:10
● 2017-04-06 13:27:28
○ 2026-05-12 15:39:32
○ 2026-05-12 15:39:34

●MXfernandofonseca-com-br.mail.protection.outlook.com2016-09-11 → 2026-05-12 · 3 obs

○ 2016-04-03 12:51:06
● 2016-09-11 11:58:10
● 2026-05-12 15:39:34

○MXfernandofonseca.com.br2015-08-21 → 2016-04-03 · 4 obs

● 2015-08-21 16:16:58
● 2016-04-03 12:51:06
○ 2016-09-11 11:58:10
○ 2026-05-12 15:39:34

○A66.147.242.1792015-08-21 → 2016-04-03 · 4 obs

● 2015-08-21 16:16:58
● 2016-04-03 12:51:06
○ 2016-09-11 11:58:10
○ 2026-05-12 15:39:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
fernandofonseca.com.br	a.sec.dns.br, b.sec.dns.br	-

✅ Authoritative Response

Server:200.160.0.11

NS records: a.sec.dns.br, b.sec.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1158ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.sec.dns.br, b.sec.dns.br`
MX	1	`fernandofonseca-com-br.mail.protection.o`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`a.sec.dns.br hostmaster.registro.br`

Analysis

Name Servers

Two name servers a.sec.dns.br and b.sec.dns.br handle the delegation for fernandofonseca.com.br.

fernandofonseca.com.br shares the same name server setup as other domains, for example zrnet.com.br, objetivonet.com.br, tifiladelfia.com.br, siacweb.com.br and arminse.com.br.

fernandofonseca.com.br at least partially shares name servers with other domains, for example duleo.com.br, portomaravilha.com.br, tediabrazil.com.br, calsoft.com.br and pclab.com.br.

these name servers are commonly used alongside c.sec.dns.br name servers.

Host names with two IP numbers:

a.sec.dns.br points to 2001:12ff::11 and 200.160.0.11.

b.sec.dns.br points to 2001:12f8:b:1::11 and 200.192.232.11.

Mail Servers

The fernandofonseca-com-br.mail.protection.outlook.com mail server handles fernandofonseca.com.br.

fernandofonseca-com-br.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::6, 2a01:111:f403:f901::1, 2a01:111:f403:f902::2, 2a01:111:f403:f907::1, 52.101.8.42, 52.101.10.14, 52.101.41.56 and 52.101.50.4.

fernandofonseca.com.br - robtex.com