CF1758126988911-tsm20250915222102

WWW.RTSAK.COM - koster.cloud

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koster.cloud checked at 2025-09-17T16:36:28.868Z 250ms 86/86/86 100% R:12

koster.cloud

NSdocks20.rzone.de
A2001:8d8:fe:53:5747:2a74:d:20 🇩🇪 IONOS SE
PTRdocks20.rzone.de
A217.160.80.147🇩🇪 IONOS SE
PTRdocks20.rzone.de
NSshades15.rzone.de
A2607:f1c0:fe:53:185:132:34:142 🇺🇸 IONOS-Anycast
PTRshades15.rzone.de
A185.132.34.142🇩🇪 IONOS-Anycast
PTRshades15.rzone.de
MXsmtpin.rzone.de
A2a01:238:20a:202:50f0::1097 🇩🇪 STRATO AG
PTRsmtpin.rzone.de
A81.169.145.97🇩🇪 STRATO AG
PTRsmtpin.rzone.de
A2a01:238:20a:202:1088:: 🇩🇪 STRATO AG
PTRw88.rzone.de
A81.169.145.88🇩🇪 STRATO AG
PTRw88.rzone.de

cloud

NSns01.trs-dns.com
NSns01.trs-dns.info
NSns01.trs-dns.net
NSns01.trs-dns.org

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AI analysis

koster.cloud is parent of homecloud.koster.cloud.

koster.cloud points to two IP numbers: 2a01:238:20a:202:1088:: and 81.169.145.88.

Other host names, for instance haag-elektrotechnik.de, eltacto.de, posredniak.de, galaxee.eu and chichithai.de share IP numbers with koster.cloud.

koster.cloud's delegation is to two name servers docks20.rzone.de and shades15.rzone.de.

koster.cloud shares the same name server configuration as other domains, such as mylife.institute, schellen.de, it-center-ny.de, noetheater.de and weltkino.org.

koster.cloud at least partially shares its name servers with other domains, for instance pmnetwork.de, senkspiel.de, pxcom.de, steg.audio and powersystem.de.

These name servers are commonly used with docks16.rzone.de, docks13.rzone.de, shades05.rzone.de, shades17.rzone.de, shades12.rzone.de, docks15.rzone.de, shades03.rzone.de, shades20.rzone.de, shades16.rzone.de and shades11.rzone.de.

Host names with two IP numbers: docks20.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:20 and 217.160.80.147; shades15.rzone.de points to 2607:f1c0:fe:53:185:132:34:142 and 185.132.34.142

koster.cloud is served by a single mail server, smtpin.rzone.de.

koster.cloud uses the same mail server setup as other domains such as mediacube.de, mail.janamarie.net, gcf.de, default-gateway.de and dr-haering-partner.com.

Hostname smtpin.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.

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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zIQaAux CF johedugfp 2025-09-17