`mail.techcore.com.ar`

DNSSEC	⚠️ Not signed
A	2800:6c0:2::c:263^{🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com}
		PTR	`c263.dattaweb.com`
A	200.58.111.87^{🇦🇷 AS27823200.58.111.0/24 LACNIC generated route for Dattatec.com}

`techcore.com.ar`

	DNSSEC	⚠️ Not signed
	A	2800:6c0:2::c:263^{🇦🇷 AS278232800:6c0::/32 LACNIC generated route6 for Dattatec.com}
	A	200.58.111.87^{🇦🇷 AS27823200.58.111.0/24 LACNIC generated route for Dattatec.com}
	NS	`ns3.hostmar.com` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.donweb.com` ⚠️ Not in zone NS records
	NS	`ns2.donweb.com` ⚠️ Not in zone NS records
	NS	`ns4.hostmar.com` ⚠️ Not in parent delegation
	MX	`mail.techcore.com.ar` ⭐
	MX	`mx1.techcore.com.ar`⁽²⁰⁾
	TXT	`v=spf1 include:spf.hostmar.com -all`
	TXT	`google-site-verification=AdgUxeHJEeUxwYedGzlqKNekshxYDnJ3SAqQDK1UsSI`
	SOA	`ns3.hostmar.com`root@hostmar.com 2025-09-01 #0

MX for

techcore.com.ar

Same first word

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DNS History

2 records (2 active, 0 former)

●A200.58.111.872026-03-14 → 2026-04-12 · 2 obs

● 2026-03-14 13:25:08
● 2026-04-12 19:30:44

●A2800:6c0:2::c:2632026-03-14 → 2026-04-12 · 2 obs

● 2026-03-14 13:25:08
● 2026-04-12 19:30:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ar	d.dns.ar, f.dns.ar, c.dns.ar, e.dns.ar	-
techcore.com.ar	ns1.donweb.com, ns2.donweb.com	-

✅ Authoritative Response

Server:200.58.112.193

NS records: ns1.donweb.com, ns2.donweb.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 663ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`200.58.111.87`
AAAA	1	`2800:6c0:2::c:263`

Analysis

Mail Server Role

The mail server for techcore.com.ar is mail.techcore.com.ar.

For mail handling, mx1.techcore.com.ar serves as a mail server together with mail.techcore.com.ar.

IP Addresses

mail.techcore.com.ar points to two IP numbers: 2800:6c0:2::c:263 and 200.58.111.87.

Other host names, for instance umbralia.com.ar, mail.guivick.com, estudiolynch.com, mail.caisel.com.ar and geneva.com.ar share IP numbers with mail.techcore.com.ar.

mail.techcore.com.ar - robtex.com