CF1763206111327-tsm20251109205412

WWW.RTSAK.COM - smtp.zapp.ch

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smtp.zapp.ch checked at 2025-11-15T11:28:31.156Z 1053ms 50/50/50 100% R:7 allDone:true timedOut:false

smtp.zapp.ch

A2001:4060:1:1001::13:48 🇨🇭 ImproWare
PTRsmtp.zapp.ch
A2001:4060:1:1001::13:49 🇨🇭 ImproWare
PTRsmtp.zapp.ch
A2001:4060:1:1001::13:50 🇨🇭 ImproWare
PTRsmtp.zapp.ch
A157.161.13.48🇨🇭 ImproWare
PTRsmtp.zapp.ch
A157.161.13.49🇨🇭 ImproWare
PTRsmtp.zapp.ch
A157.161.13.50🇨🇭 ImproWare
PTRsmtp.zapp.ch

zapp.ch

MXrrmx.imp.ch
NSns11.infomaniak.ch
NSns12.infomaniak.ch
A62.2.100.238🇨🇭 SUNRISE

PTR for

Starts with same word

Starts similarily

AI analysis

Six IP numbers are pointed to by smtp.zapp.ch: 2001:4060:1:1001::13:48, 2001:4060:1:1001::13:49, 2001:4060:1:1001::13:50, 157.161.13.48, 157.161.13.49 and 157.161.13.50.

Other host names, for instance webmail.zapp.ch, imap.zapp.ch and pop.zapp.ch share IP numbers with smtp.zapp.ch.

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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