mail.28corp.com - robtex.com

mail.28corp.com

DNSSEC⚠️ Not signed
A2a02:c207:2316:4528::1🇩🇪 CONTABO2a02:c207::/32
PTRvmi3164528.contaboserver.net
A173.249.2.59🇩🇪 CONTABO173.249.2.0/23

28corp.com

DNSSEC⚠️ Not signed
A109.71.47.21🇵🇹 ALMOUROLTEC109.71.47.0/24 SERVICOS DE INFORMATICA E INTERNET LDA
NSns5.mydnspt.net ⭐
NSns6.mydnspt.net ⚠️ Not in zone NS records
MXmail.28corp.com ⭐
TXTv=spf1 include:_spf.28corp.com -all
SOAns5.mydnspt.netreports@ptisp.pt 2026-03-21 #33

MX for

raizmail.com
28corp.com
smtp99.raizmail.com

Same first word

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mail.group
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DNS History

2 records (2 active, 0 former)

A173.249.2.592a02:c207:2316:4528::1
●A173.249.2.592026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 06:15:28
● 2026-03-27 11:25:10
●A2a02:c207:2316:4528::12026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 06:15:28
● 2026-03-27 11:25:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
28corp.comns5.mydnspt.net, ns6.mydnspt.net-

✅ Authoritative Response

Server:78.47.250.232

NS records: ns5.mydnspt.net, ns6.mydnspt.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 28corp.com (unsigned zone)

⏱️ Timing

Total: 712ms | Queries: -

📄 Records

TypeCountSample Data
A1173.249.2.59
AAAA12a02:c207:2316:4528::1

Analysis

Mail Server Role

The mail server mail.28corp.com serves raizmail.com, 28corp.com and smtp99.raizmail.com.

mxa.cleanmx.pt and mxb.cleanmx.pt commonly serve as mail servers along with mail.28corp.com.

IP Addresses

The entity mail.28corp.com points to two IP numbers: 2a02:c207:2316:4528::1 and 173.249.2.59.

Other host names, for instance, smtp99.raizmail.com share IP numbers with mail.28corp.com.