CF1763533337700-tsm20251116095642

WWW.RTSAK.COM - core2-ulm.extension.net

Search for IP or hostnames:

core2-ulm.extension.net checked at 2025-11-19T06:22:17.618Z 767ms 54/54/54 100% R:14 allDone:true timedOut:false

AI analysis

core2-ulm.extension.net points to three IPs: 84.245.135.2, 84.245.135.225 and 84.245.135.241.

The mail server for core2-ulm.extension.net is mail.extension.net.

core2-ulm.extension.net shares the same mail server setup as other domains, including ns2.extension.net, core1-ulm.extension.net, proxy1.extension.net, ns1.extension.net and backup2.extension.net.

At least part of core2-ulm.extension.net's mail servers are shared with other domains, for instance linux-expo.de and linux-messe.de.

These mail servers are often used with the mail servers qmail.extension.net.

Host name mail.extension.net resolves to IP 84.245.134.2.

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