mail.koustrupco.dk - robtex.com

mail.koustrupco.dk

DNSSEC⚠️ Not signed
A144.76.156.123🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1
PTRhtz-serv-node16-pc.gpserver.dk

koustrupco.dk

DNSSEC🔒 Signed (DS record present)
A144.76.156.123🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1
NSns01.one.com ⭐
NSns02.one.com
MXmx1.pub.mailpod9-cph3.one.com ⭐
MXmx2.pub.mailpod9-cph3.one.com ⭐
MXmx3.pub.mailpod9-cph3.one.com ⭐
MXmx4.pub.mailpod9-cph3.one.com ⭐
TXTgoogle-site-verification=B81HQOrivnUzIpPhCmthnTr6D9bVEFm58NLnyraPKos
TXTMS=ms84098419
TXTfacebook-domain-verification=l65ljwg71ce5hqmp9kxyljz50977om
TXTv=spf1 a mx include:_bonacustspf.one.com include:spf.protection.outlook.com -all
SOAns01.one.comhostmaster@one.com 2026-04-24 #5
WOT: SAFE (62/100)
WOT: SAFE (68/100)

Previously MX for

koustrupco.dk

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A144.76.156.123195.249.40.188
●A144.76.156.1232026-04-23 → 2026-05-13 · 3 obs
○ 2016-07-10 11:09:38
● 2026-04-23 19:23:24
● 2026-05-13 08:13:10
○A195.249.40.1882015-08-13 → 2016-07-10 · 4 obs
● 2015-08-13 03:10:00
● 2016-07-10 11:09:38
○ 2026-04-23 19:23:24
○ 2026-05-13 08:13:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...-
koustrupco.dkns01.one.com, ns02.one.com-

✅ Authoritative Response

Server:185.10.11.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 577ms | Queries: -

📄 Records

TypeCountSample Data
A1144.76.156.123

Analysis

IP Addresses

mail.koustrupco.dk resolves to a single IP address: 144.76.156.123.

Other host names including budoland.dk, karma-shop.dk, boernsunivers.dk, dyrelageret.dk and xn--kledyrsshoppen-0ib.dk share IP numbers with mail.koustrupco.dk.