kb.hosteurope.ch has no MX records.
Question and response
Question
dig kb.hosteurope.ch. MX
Answer
The response has no answer records.
Authority
hosteurope.ch. 600 SOA dns.hosteurope.de. hostmaster.hosteurope.de. 2025111702 10800 3600 3600000 3600
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0