CF1759486392630-tsm20251002182459

IPLIST.NET - smtpauth.t-systems.com

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smtpauth.t-systems.com checked at 2025-10-03T10:13:12.603Z 252ms 45/45/45 100% R:13

smtpauth.t-systems.com

MXmailin13.telekom.de
A194.25.225.137🇩🇪 Deutsche Telekom
PTRmailin13.telekom.de
MXmailin33.telekom.de
A194.25.225.197🇩🇪 Deutsche Telekom
PTRmailin33.telekom.de
MXmailin43.telekom.de
A194.25.225.201🇩🇪 Deutsche Telekom
PTRmailin43.telekom.de

t-systems.com

NSpns.dtag.de
NSdns1.telekom.de
NSdns2.telekom.de
MXmailin12.telekom.de
MXmailin22.telekom.de
MXmailin32.telekom.de
MXmailin42.telekom.de
MXmailout32.telekom.de
NSns1.telekom.net
A80.158.66.24🇩🇪 T-Systems International
rank #26191 globally
rank #13379 in the tld

Starts with same word

Starts similarily

AI analysis

Three mail servers handle smtpauth.t-systems.com: mailin13.telekom.de, mailin33.telekom.de and mailin43.telekom.de.

smtpauth.t-systems.com shares at least partially some mail servers with other domains, for instance dns.t-systems.com, torsten.bohemann.telekom.de, bis.telekom.de, gw90.telekom.de and postmaster.t-systems.com.

these mail servers are commonly used alongside mailin23.telekom.de and mailout33.telekom.de.

Host names with one IP:

mailin13.telekom.de points to 194.25.225.137; mailin33.telekom.de points to 194.25.225.197; mailin43.telekom.de points to 194.25.225.201.

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

QhTVbIs CF johedugfp 2025-10-03