CF1761172652591-tsm20251017082432

WWW.RTSAK.COM - zfe-online.com

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zfe-online.com checked at 2025-10-22T22:37:32.578Z 466ms 81/81/81 100% R:12

zfe-online.com

NSdocks10.rzone.de
A2001:8d8:fe:53:5747:2a74:d:10 🇩🇪 IONOS-AS
PTRdocks10.rzone.de
A217.160.80.137🇩🇪 IONOS-AS
PTRdocks10.rzone.de
NSshades04.rzone.de
A2607:f1c0:fe:53:185:132:34:131 🇺🇸 IONOS-Anycast
PTRshades04.rzone.de
A185.132.34.131🇩🇪 IONOS-Anycast
PTRshades04.rzone.de
MXsmtpin.rzone.de
A2a01:238:20a:202:50f0::1097 🇩🇪 STRATO
PTRsmtpin.rzone.de
A81.169.145.97🇩🇪 STRATO
PTRsmtpin.rzone.de
A193.175.194.36🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRicons.bildungsserver.de

com

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AI analysis

zfe-online.com is the parent of www.zfe-online.com.

zfe-online.com resolves to a single IP: 193.175.194.36.

Other host names, for instance www.idea-frankfurt.de, wiki.bildungsserver.de, open-educational-resources.de, idea-frankfurt.eu and icons.bildungsserver.de share IP numbers with zfe-online.com.

zfe-online.com has two name servers: docks10.rzone.de and shades04.rzone.de.

zfe-online.com shares the same name server setup as other domains, for example weddenopek.nl, milkychance.net, vitan-treuhand.de, franziskus-schule-koeln.de and oliveoilambassador.com.

zfe-online.com shares some name servers with other domains, for example fabiane-unger.com, merkursoft.de, broering.de, shitaya.de and obpo.de.

these name servers are often used with shades19.rzone.de, docks04.rzone.de, shades20.rzone.de, docks13.rzone.de, shades03.rzone.de, shades16.rzone.de, shades10.rzone.de, docks17.rzone.de, docks03.rzone.de and docks01.rzone.de.

Host names with two IP numbers:

docks10.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:10 and 217.160.80.137; shades04.rzone.de points to: 2607:f1c0:fe:53:185:132:34:131 and 185.132.34.131.

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

zfe-online.com shares the mail server setup with other domains, for example maluszek.com, bske.de, d01.static002.drahtlos-dsl.de, dochsaxe.de and systemprogrammierer-cpp.de.

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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qPRmrMB CF johedugfp 2025-10-22