CF1760583512480-tsm20251015201252

WWW.RTSAK.COM - firstclass.dk

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firstclass.dk checked at 2025-10-16T02:58:32.447Z 137ms 83/83/83 100% R:12

firstclass.dk

MXmx.simply.com
A94.231.106.20🇩🇰 team.blue DK
PTRmx.simply.com
NSns1.simply.com
A2a02:2339:1:15c::4562:4562 🇩🇰 team.blue DK
PTRns1.simply.com
A91.197.248.78🇩🇰 team.blue DK
PTRns1.simply.com
NSns2.simply.com
A2a02:2339:4006:101::4562:4562 🇩🇰 team.blue DK
PTRns2.simply.com
A185.25.141.15🇩🇰 team.blue DK
PTRns2.simply.com
NSns3.simply.com
A91.197.248.79🇩🇰 team.blue DK
PTRns3.simply.com
A94.231.108.215🇩🇰 team.blue DK
PTRlinux44.unoeuro.com

dk

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

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Starts similarily

AI analysis

firstclass.dk is a parent of test.firstclass.dk and mafcon.firstclass.dk.

firstclass.dk points to a single IP number: 94.231.108.215.

Other host names, for instance bacla.dk, mail.danskeksport.de, ledland.dk, martinusguiden.dk and mikrograf.dk share IP numbers with firstclass.dk.

The domain firstclass.dk is delegated to three name servers: ns1.simply.com, ns2.simply.com and ns3.simply.com.

firstclass.dk shares name servers with other domains at least partially, for instance nzen.dk, reaction-lab.com, rahrs.com, elinstallatoeren.dk and korps.dk.

these name servers are often used together with the name servers ns4.simply.com.

Host names with two IPs:

ns1.simply.com points to 2a02:2339:1:15c::4562:4562 and 91.197.248.78.

ns2.simply.com points to 2a02:2339:4006:101::4562:4562 and 185.25.141.15.

Host names with one IP:

ns3.simply.com points to 91.197.248.79.

The mail server for firstclass.dk is mx.simply.com.

firstclass.dk shares the same mail server setup as other domains, including reilo.net, softwaretester.dk, aloa.dk, vi-ka.com and hyllebergdesign.dk.

firstclass.dk shares at least some mail servers with other domains, for instance vestvolden.dk.

Host name mx.simply.com resolves to IP 94.231.106.20.

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

aUdLNsA CF johedugfp 2025-10-16