`core.mailin.com.br`

	DNSSEC	⚠️ Not signed
	A	177.85.216.42^{🇧🇷 IAGENTE177.85.216.0/21 SISTEMAS PARA COMUNICACAO}

`mailin.com.br`

	DNSSEC	⚠️ Not signed
	A	177.85.216.42^{🇧🇷 IAGENTE177.85.216.0/21 SISTEMAS PARA COMUNICACAO}
	NS	`ns1.iagente.net.br` ⭐
	NS	`ns1.dns2.com.br`
	NS	`ns2.dns2.com.br`
	NS	`ns3.dns2.com.br`
	MX	`mxhub.mailin.com.br` ⭐
	TXT	`v=spf1 mx ip4:177.85.211.0/24 ip4:177.85.216.32/27 -all`
	SOA	`ns1.iagente.net.br`hostmaster@mailin.com.br 2023-09-22 #1

Same first word

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coer.org.ar

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cero.com.pt

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DNS History

2 records (1 active, 1 former)

○A177.85.211.2382015-05-28 → 2017-05-07 · 4 obs

● 2015-05-28 11:50:12
● 2017-05-07 11:48:30
○ 2026-02-15 20:57:14
○ 2026-04-04 22:45:10

●A177.85.216.422026-02-15 → 2026-04-04 · 3 obs

○ 2017-05-07 11:48:30
● 2026-02-15 20:57:14
● 2026-04-04 22:45:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
mailin.com.br	ns1.dns2.com.br, ns2.dns2.com.br, ns3.dns2.com.br	3 records

✅ Authoritative Response

Server:177.85.210.14

NS records: ns1.dns2.com.br, ns2.dns2.com.br, ns3.dns2.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mailin.com.br (unsigned zone)

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.85.216.42`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.dns2.com.br, ns2.dns2.com.br, ns3.dns2.com.br)

Analysis

IP Addresses

core.mailin.com.br points to a single IP number: 177.85.216.42.

other host names for instance graumailing.iagente.net.br, www.mailman.com.br, www.mailin.com.br, node42.mailin.com.br and mailin.com.br share IP numbers with core.mailin.com.br.

core.mailin.com.br - robtex.com