mail.studybooks.dk - robtex.com

mail.studybooks.dk

DNSSEC⚠️ Not signed
A194.239.143.133🇩🇰 TDC194.239.0.0/16 Tele Danmark
PTRdirector1.mf.wannafind.dk

studybooks.dk

DNSSEC🔒 Signed (DS record present)
A185.21.40.2🇩🇰 team-blue-denmark185.21.40.0/22 ZITCOM A/S
NSns2.wannafind.dk ⭐
NSns.wannafind.dk
MXmail.studybooks.dk ⭐
MXbackup-mx.wannafind.dk(20)
SOAns.wannafind.dkhostmaster@wannafind.dk 2021-11-17 #1

MX for

studybooks.dk

Same first word

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DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A194.239.143.133
●A194.239.143.1332015-08-04 → 2026-03-24 · 2 obs
● 2015-08-04 12:18:50
● 2026-03-24 05:46:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...12 records
studybooks.dkns.wannafind.dk, ns2.wannafind.dk4 records

✅ Authoritative Response

Server:185.25.141.6

NS records: ns.wannafind.dk, ns2.wannafind.dk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2951ms | Queries: -

📄 Records

TypeCountSample Data
A1194.239.143.133

📌 Glue Records Collected

Total: 16

In-bailiwick: 12 (b.nic.dk, b.nic.dk, c.nic.dk...)

Out-of-bailiwick: 4 (ns.wannafind.dk, ns2.wannafind.dk, ns.wannafind.dk...)

Analysis

Mail Server Role

mail.studybooks.dk handles mail for studybooks.dk.

backup-mx.wannafind.dk is a mail server commonly used with mail.studybooks.dk.

IP Addresses

mail.studybooks.dk points to a single IP address: 194.239.143.133.

Other host names such as mail.detskeriishoj.dk, mail.parmaskinke.dk, mail.n-lited.com, mail.hamanns.dk and mail.uno1.dk share IPs with mail.studybooks.dk.