CF1760940847430-tsm20251017082432

WWW.RTSAK.COM - smtp-relay.informatik.uni-frankfurt.de

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smtp-relay.informatik.uni-frankfurt.de checked at 2025-10-20T06:14:07.420Z 62ms 31/31/31 100% R:11

smtp-relay.informatik.uni-frankfurt.de

A141.2.1.4🇩🇪 Goethe Universitaet Frankfurt
PTRhelios.rbi.informatik.uni-frankfurt.de

informatik.uni-frankfurt.de

NShelios.informatik.uni-frankfurt.de
NShera.informatik.uni-frankfurt.de
MXsmtp-relay2.informatik.uni-frankfurt.de
MXsmtp-relay.informatik.uni-frankfurt.de
A141.2.1.148🇩🇪 Goethe Universitaet Frankfurt

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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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NdiONqL CF johedugfp 2025-10-20