🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.cotrel.com.br`

CNAME	`cotrelnet.cotrel.com.br`
DNSSEC	⚠️ Not signed
A	177.11.164.252^{🇧🇷 UNSPECIFIED177.11.164.0/24 CLARO S.A. Customer}
		PTR	`nac.cotrel.com.br`

`cotrel.com.br`

	DNSSEC	⚠️ Not signed
	NS	`a.sec.dns.br` ⭐
	NS	`c.sec.dns.br`
	MX	`mx2.cotrel.com.br` ⭐
	MX	`mx.cotrel.com.br`⁽¹⁰⁾
	TXT	`google-site-verification=WjdXo5vEw_wsFljUqmdElYrmhPuy-Gayr3uQHX2_8uI`
	TXT	`v=spf1 ip4:177.11.164.250 ip4:177.11.164.252 include:spf.scanscope.net -all`
	SOA	`a.sec.dns.br`hostmaster@registro.br serial=2026290000

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DNS History

2 records (1 active, 1 former)

○A200.174.184.1291970-01-01 → 1970-01-01 · 3 obs

● 1970-01-01 00:00:00
○ 2021-06-03 07:14:54
○ 2026-10-18 03:26:38

●CNAMEcotrelnet.cotrel.com.br2017-06-09 → 2026-10-18 · 2 obs

● 2017-06-09 19:50:10
● 2026-10-18 03:26:38

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:200.189.40.11

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2195ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`cotrelnet.cotrel.com.br`

Analysis

IP Addresses

mail.cotrel.com.br has exactly one IP address — 177.11.164.252.

cotrelnet.cotrel.com.br, nac.cotrel.com.br and mx.cotrel.com.br are examples of other host names that share IP numbers with mail.cotrel.com.br.

mail.cotrel.com.br - robtex.com