CF1760614066251-tsm20251016091337

WWW.RTSAK.COM - cobalt.nl

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cobalt.nl checked at 2025-10-16T11:27:46.209Z 277ms 83/83/83 100% R:12

cobalt.nl

NSdocks16.rzone.de
A2001:8d8:fe:53:5747:2a74:d:16 🇩🇪 IONOS SE
PTRdocks16.rzone.de
A217.160.80.143🇩🇪 IONOS SE
PTRdocks16.rzone.de
NSshades18.rzone.de
A2607:f1c0:fe:53:185:132:34:145 🇺🇸 IONOS-Anycast
PTRshades18.rzone.de
A185.132.34.145🇩🇪 IONOS-Anycast
PTRshades18.rzone.de
MXsmtp.rzone.de
A2a01:238:20a:202:50f0::2097 🇩🇪 STRATO AG
PTRsmtp.rzone.de
A81.169.145.98🇩🇪 STRATO AG
PTRsmtp.rzone.de
A2a01:238:20a:202:1084:: 🇩🇪 STRATO AG
PTRw84.rzone.de
A81.169.145.84🇩🇪 STRATO AG
PTRw84.rzone.de

nl

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

Starts with same word

Starts similarily

AI analysis

cobalt.nl points to two IP numbers: 2a01:238:20a:202:1084:: and 81.169.145.84.

Other host names, for instance lernweg.eu, lindner-spruehsysteme.de, wertingervolksfest.de, denbec.de and mhcommunications.de share IP numbers with cobalt.nl.

cobalt.nl's delegation is to two name servers docks16.rzone.de and shades18.rzone.de.

cobalt.nl shares the same name server configuration as other domains, such as wrzodek.de, textilearts.de, society-of-eternal-life.com, elektronik-maurer.de and aiet.eu.

cobalt.nl at least partially shares its name servers with other domains, for instance sciosan.at, meisterfuersdach.com, txip.net, bowlingcenter-baden-baden.de and die-rosenaus.de.

These name servers are commonly used with shades11.rzone.de, shades20.rzone.de, docks14.rzone.de, shades01.rzone.de, shades15.rzone.de, docks13.rzone.de, docks03.rzone.de, docks15.rzone.de, docks17.rzone.de and shades02.rzone.de.

Host names with two IP numbers: docks16.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:16 and 217.160.80.143; shades18.rzone.de points to 2607:f1c0:fe:53:185:132:34:145 and 185.132.34.145

cobalt.nl is served by a single mail server, smtp.rzone.de.

cobalt.nl uses the same mail server setup as other domains such as depsite.eu, hoeting.nl, embdit.com, teile-katalog.at and dennissteenwijk.nl.

Hostname 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.
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dLWRwtj CF johedugfp 2025-10-16