🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.3head.com.br`

DNSSEC	⚠️ Not signed
A	45.6.221.102^{🇧🇷 UNSPECIFIED45.6.221.0/24 CLARO S.A. Customer}
		PTR	`hmx-01.softhead.com.br`

`3head.com.br`

	DNSSEC	⚠️ Not signed
	A	45.6.221.65^{🇧🇷 UNSPECIFIED45.6.221.0/24 CLARO S.A. Customer}
	NS	`grannbo.ns.cloudflare.com` ⭐
	NS	`lex.ns.cloudflare.com`
	MX	`mail.3head.com.br` ⭐
	TXT	`v=spf1 ip4:45.6.221.102 -all`
	SOA	`grannbo.ns.cloudflare.com`dns@cloudflare.com serial=2416619761

MX for

3head.com.br

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Previous names

Next names

DNS History

1 record (1 active, 0 former)

●A45.6.221.1022026-03-24 → 2026-10-18 · 2 obs

● 2026-03-24 07:03:40
● 2026-10-18 15:10:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
3head.com.br	grannbo.ns.cloudflare.com, lex.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.150

NS records: grannbo.ns.cloudflare.com, lex.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3head.com.br (unsigned zone)

⏱️ Timing

Total: 1745ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.6.221.102`

Analysis

Mail Server Role

mail.3head.com.br is a mail server for 3head.com.br.

IP Addresses

mail.3head.com.br directs to one IP number, which is 45.6.221.102.

Among the host names that share IP numbers with mail.3head.com.br are mail.sivet.com.br, mail.nucleopro.com.br, mail.emprestfacil.com.br and two others.

mail.3head.com.br - robtex.com

mail.3head.com.br

3head.com.br