`mail.mastercop.com.ar`

DNSSEC	⚠️ Not signed
A	2800:6c0:2::180^{🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com}
		PTR	`c219.dattaweb.com`
A	200.58.112.185^{🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com}

`mastercop.com.ar`

	DNSSEC	⚠️ Not signed
	A	2800:6c0:2::180^{🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com}
	A	200.58.112.185^{🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com}
	NS	`ns3.hostmar.com` ⭐
	NS	`ns4.hostmar.com`
	MX	`mail.mastercop.com.ar` ⭐
	MX	`mx1.mastercop.com.ar`⁽²⁰⁾
	TXT	`v=spf1 include:comp.hostmar.com -all`
	SOA	`ns3.hostmar.com`root@hostmar.com 2026-06-03 #0

MX for

mastercop.com.ar

Same first word

mail.srl

mail.org.nz

mail.chicappa.jp

mail.123hjemmeside.no

mail.fantasyleague.cc

mail.ufcfan.org

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mail.com

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mail.global

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lima.se

amil.it

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mail.partners

DNS History

2 records (2 active, 0 former)

●A200.58.112.1852026-05-11 → 2026-07-17 · 5 obs

● 2026-05-11 15:23:12
● 2026-06-04 09:05:34
○ 2026-06-11 10:23:50
● 2026-06-13 03:01:02
● 2026-07-17 07:30:50

●A2800:6c0:2::1802026-05-11 → 2026-07-17 · 5 obs

● 2026-05-11 15:23:12
● 2026-06-04 09:05:34
○ 2026-06-11 10:23:50
● 2026-06-13 03:01:02
● 2026-07-17 07:30:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ar	a.lactld.org, c.dns.ar, d.dns.ar, e.dns.ar...	10 records
mastercop.com.ar	ns4.hostmar.com, ns3.hostmar.com	-

✅ Authoritative Response

Server:200.58.112.101

NS records: ns4.hostmar.com, ns3.hostmar.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastercop.com.ar (unsigned zone)

⏱️ Timing

Total: 1009ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`200.58.112.185`
AAAA	1	`2800:6c0:2::180`

📌 Glue Records Collected

Total: 10

In-bailiwick: 8 (c.dns.ar, c.dns.ar, d.dns.ar...)

Out-of-bailiwick: 2 (a.lactld.org, a.lactld.org)

Analysis

Mail Server Role

mastercop.com.ar uses mail.mastercop.com.ar as a mail server.

mx1.mastercop.com.ar and mail.mastercop.com.ar are commonly paired as mail servers.

IP Addresses

mail.mastercop.com.ar has two IP addresses: 200.58.112.185 and 2800:6c0:2::180

mail.ritec.com.ar, addmyweb.com, c219.dattaweb.com and two other host names share IP numbers with mail.mastercop.com.ar.

mail.mastercop.com.ar - robtex.com