CF1764361977312-tsm20251128124821

DNSWHOIS.INFO - ctb-online.de

Search for IP or hostnames:

ctb-online.de checked at 2025-11-28T20:32:57.291Z 277ms 86/86/86 100% R:16 allDone:true timedOut:false

ctb-online.de

NSdocks01.rzone.de
A2001:8d8:fe:53:5747:2a74:d:1 🇩🇪 IONOS-AS
PTRdocks01.rzone.de
A217.160.80.128🇩🇪 IONOS-AS
PTRdocks01.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
PTRsmtpin.rzone.de
A81.169.145.97🇩🇪 STRATO
PTRsmtpin.rzone.de
A2a01:238:20a:202:1159:: 🇩🇪 STRATO
PTRw9f.rzone.de
A81.169.145.159🇩🇪 STRATO
PTRw9f.rzone.de

de

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Starts with same word

Starts similarily

AI analysis

The parent of mail.ctb-online.de is ctb-online.de.

ctb-online.de points to two IP numbers: 2a01:238:20a:202:1159:: and 81.169.145.159.

Other host names such as sabanova.de, wolfsteiner-roberts.de, biblische-seelsorge.org, torsten-hobbold.de and mail.derlet.info share IPs with ctb-online.de.

ctb-online.de is delegated to two name servers: docks01.rzone.de and shades15.rzone.de.

ctb-online.de shares the same name server setup as toerner.net, erlebnis-sweet.de, helbing-group.de, ea-m.de and onlineflugscheine.de.

ctb-online.de at least partially shares name servers with other domains, for instance gruene-stadt-darmstadt.de, basentherapie.de, dr-herholz.de, tmtv.org and nienerza.com.

These name servers are commonly used alongside shades14.rzone.de, shades16.rzone.de, shades06.rzone.de, docks05.rzone.de, shades19.rzone.de, docks09.rzone.de, docks04.rzone.de, docks17.rzone.de, shades08.rzone.de and shades13.rzone.de.

Host names with two IP numbers: docks01.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:1 and 217.160.80.128; shades15.rzone.de points to: 2607:f1c0:fe:53:185:132:34:142 and 185.132.34.142.

ctb-online.de is handled by a single mail server, smtpin.rzone.de.

The mail server setup for ctb-online.de matches that of other domains, for instance wasserstrahlschneiden-haertel.de, fertiggarage.discount, logosweb.de, klaering.de and wohldesigner.com.

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