`classcomunicacao.com.br`

DNSSEC	🔒 Signed (DS record present)
A	52.6.83.27^{🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix}
		PTR	`ec2-52-6-83-27.compute-1.amazonaws.com`
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`
SOA	`a.sec.dns.br`hostmaster@registro.br serial=2026067000

`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=2026084180

rank #583545 globally
rank #4270 in the tld
WOT: SAFE (69/100)

Same first word

classcomunicacao.com.br

DNS History

9 records (3 active, 6 former)

●NSa.sec.dns.br2026-02-20 → 2026-03-25 · 3 obs

○ 2020-01-27 03:14:16
● 2026-02-20 15:20:04
● 2026-03-25 07:33:40

●NSb.sec.dns.br2026-02-20 → 2026-03-25 · 3 obs

○ 2020-01-27 03:14:16
● 2026-02-20 15:20:04
● 2026-03-25 07:33:40

○NSns1.classcomunicacao.com.br2015-07-02 → 2017-02-09 · 4 obs

● 2015-07-02 15:54:10
● 2017-02-09 20:47:06
○ 2020-01-27 03:14:16
○ 2026-03-25 07:33:40

○NSns2.classcomunicacao.com.br2015-07-02 → 2017-02-09 · 4 obs

● 2015-07-02 15:54:10
● 2017-02-09 20:47:06
○ 2020-01-27 03:14:16
○ 2026-03-25 07:33:40

○MXmx.a.correio.biz2015-07-02 → 2017-02-09 · 4 obs

● 2015-07-02 15:54:10
● 2017-02-09 20:47:06
○ 2020-01-27 03:14:16
○ 2026-03-25 07:33:40

○MXmx.b.correio.biz2015-07-02 → 2017-02-09 · 4 obs

● 2015-07-02 15:54:10
● 2017-02-09 20:47:06
○ 2020-01-27 03:14:16
○ 2026-03-25 07:33:40

○MXmx.jk.correio.biz2015-07-02 → 2017-02-09 · 4 obs

● 2015-07-02 15:54:10
● 2017-02-09 20:47:06
○ 2020-01-27 03:14:16
○ 2026-03-25 07:33:40

○A186.202.183.932015-07-02 → 2017-02-09 · 4 obs

● 2015-07-02 15:54:10
● 2017-02-09 20:47:06
○ 2020-01-27 03:14:16
○ 2026-03-25 07:33:40

●A52.6.83.272026-02-20 → 2026-03-25 · 3 obs

○ 2020-01-27 03:14:16
● 2026-02-20 15:20:04
● 2026-03-25 07:33:40

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:200.160.0.11

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1281ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.6.83.27`
NS	2	`b.sec.dns.br, a.sec.dns.br`
SOA	1	`a.sec.dns.br hostmaster.registro.br`

Analysis

IP Addresses

classcomunicacao.com.br points to IP number: 52.6.83.27.

Other host names such as fotoalan.com, studiojrfotografias.com.br, msch.com.br, guilhermers.com.br and marcoclaro.com share IPs with classcomunicacao.com.br.

Name Servers

classcomunicacao.com.br is delegated to two name servers: a.sec.dns.br and b.sec.dns.br.

classcomunicacao.com.br shares the same name server setup as 2ss.com.br, bitplatz.com.br, maismed.net.br, robotizando.com.br and dipietro.com.br.

classcomunicacao.com.br at least partially shares name servers with other domains, for instance orbbus.com.br, bacanas.com.br, amandita.com.br, spinenergy.com.br and regisnet.com.br.

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

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.

classcomunicacao.com.br - robtex.com