`mail.intercol.com.br`

DNSSEC	⚠️ Not signed
A	216.172.161.29^{🇺🇸 Jacksonville216.172.161.0/24}
		PTR	`216-172-161-29.unifiedlayer.com`

`intercol.com.br`

	DNSSEC	🔒 Signed (DS record present)
	A	216.172.161.29^{🇺🇸 Jacksonville216.172.161.0/24}
	NS	`dns1.intercol.com.br` ⭐
	NS	`dns2.intercol.com.br`
	MX	`mail.intercol.com.br` ⭐
	TXT	`v=spf1 a mx include:websitewelcome.com ip4:216.172.161.29 ip4:216.172.161.25 ...`
	SOA	`dns1.intercol.com.br`noc@intercol.com.br 2026-06-30 #2

🔒 HSTS Preload (+subdomains)
📈 Tranco rank: #833,104

MX for

intercol.com.br

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DNS History

2 records (1 active, 1 former)

●A216.172.161.292026-02-15 → 2026-08-11 · 2 obs

● 2026-02-15 15:11:12
● 2026-08-11 23:12:58

○CNAMEns.intercol.com.br2017-12-03 → 2026-02-15 · 4 obs

● 2017-12-03 23:08:56
● 2026-02-15 15:11:12
○ 2026-03-08 11:04:40
○ 2026-08-11 23:12:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, e.dns.br, c.dns.br, d.dns.br...	-
intercol.com.br	dns1.intercol.com.br, dns2.intercol.com.br	4 records

✅ Authoritative Response

Server:177.101.80.80

NS records: dns1.intercol.com.br, dns2.intercol.com.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 732ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.172.161.29`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (dns1.intercol.com.br, dns2.intercol.com.br, dns1.intercol.com.br...)

Analysis

Mail Server Role

mail.intercol.com.br serves as a mail server for intercol.com.br.

IP Addresses

mail.intercol.com.br points to a single IP number: 216.172.161.29.

Additional host names — logosnet.com.br, lightcave.com.br, colunadedeus.com and two others — share IP numbers with mail.intercol.com.br.

mail.intercol.com.br - robtex.com