CF1757652864211-tsm20250911190711

DNSWHOIS.INFO - challenge-it.dk

Search for IP or hostnames:

challenge-it.dk checked at 2025-09-12T04:54:24.196Z 106ms 50/50/50 100% R:12

challenge-it.dk

MX.
NSns01.one.com
A2001:67c:28cc::10 ONECOM-INFRA
PTRns01.one.com
A195.206.121.10 ONECOM-INFRA
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10 🇩🇰 One.com
PTRns02.one.com
A185.10.11.10 One.com
PTRns02.one.com

dk

NSb.nic.dk
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk

Starts with same word

Starts similarily

AI analysis

Two name servers, ns01.one.com and ns02.one.com, are delegated to challenge-it.dk.

The name server setup for challenge-it.dk is shared with several other domains such as aneca.se, alfredjosefsen.dk, snup.nu, trigga.se, and taktika.be.

ns01.one.com and ns02.one.com each point to two IP numbers: 2001:67c:28cc::10, 195.206.121.10 and 2001:67c:3c0::10, 185.10.11.10 respectively.

The mail server, ., manages challenge-it.dk.

Like domains video.puzzlejet.com, nexmain.com, imseh.com, www.badgeworld.com, and calculatie.nl, challenge-it.dk also has the same mail server setup.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

DWYEbMo CF johedugfp 2025-09-12