CF1760957541712-tsm20251017082432

DNSWHOIS.INFO - smtpauth.t-systems.com

Search for IP or hostnames:

smtpauth.t-systems.com checked at 2025-10-20T10:52:21.677Z 138ms 45/45/45 100% R:10

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

smtpauth.t-systems.com is handled by three mail servers: mailin13.telekom.de, mailin33.telekom.de and mailin43.telekom.de.

The mail servers for smtpauth.t-systems.com are shared 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.

Hostnames with a single 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

boSCUpr CF johedugfp 2025-10-20