CF1761639603883-tsm20251027103946

DNSWHOIS.INFO - it-challenge.nl

Search for IP or hostnames:

it-challenge.nl checked at 2025-10-28T08:20:03.869Z 210ms 86/86/86 100% R:12

it-challenge.nl

NSdocks06.rzone.de
A2001:8d8:fe:53:5747:2a74:d:6 🇩🇪 IONOS-AS
PTRdocks06.rzone.de
A217.160.80.133🇩🇪 IONOS-AS
PTRdocks06.rzone.de
NSshades01.rzone.de
A2607:f1c0:fe:53:185:132:34:128 🇺🇸 IONOS-ANYCAST
PTRshades01.rzone.de
A185.132.34.128🇩🇪 IONOS-ANYCAST
PTRshades01.rzone.de
MXsmtp.rzone.de
A2a01:238:20a:202:50f0::2097 🇩🇪 STRATO
PTRsmtp.rzone.de
A81.169.145.98🇩🇪 STRATO
PTRsmtp.rzone.de
A2001:8d8:100f:f000::200 🇩🇪 IONOS-AS
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.178🇩🇪 IONOS-AS
PTR217-160-0-178.elastic-ssl.ui-r.com

nl

NSns1.dns.nl
NSns3.dns.nl
NSns4.dns.nl

Up

Starts with same word

Starts similarily

AI analysis

The parent of mail.it-challenge.nl is it-challenge.nl.

it-challenge.nl resolves to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.178.

Other host names, for instance frankeworldwide.net, sodukuh.de, p-drei.com, www.teach-in.de and mail.anglolang.co.uk share IP numbers with it-challenge.nl.

Two name servers docks06.rzone.de and shades01.rzone.de handle delegation for it-challenge.nl.

it-challenge.nl uses the same name server setup as other domains, for example fam-baeumer.de, atg-berlin.de, besold.org, mwnet.de and vert.estate.

it-challenge.nl partially shares name servers with other domains; examples include eyja.info, mentech.de, meinegutscheine.de, chillylive.de and shitforfun.com.

These name servers are commonly used alongside shades19.rzone.de, shades08.rzone.de, docks19.rzone.de, docks02.rzone.de, shades11.rzone.de, shades10.rzone.de, shades16.rzone.de, docks13.rzone.de, docks07.rzone.de and docks20.rzone.de.

Host names with two IP numbers:

docks06.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:6 and 217.160.80.133

shades01.rzone.de points to: 2607:f1c0:fe:53:185:132:34:128 and 185.132.34.128

it-challenge.nl is handled by a single mail server, smtp.rzone.de.

it-challenge.nl has the same mail server setup as other domains, including mail.escarcha.eu, mx.52405534.xy.strato-hosting.eu, sanctified.se, bikos.be and griemert.org.

Host smtp.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.

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

tUHBdGz CF johedugfp 2025-10-28