mail.tuga.at has no MX records.
Question and response
Question
dig mail.tuga.at. MX
Answer
The response has no answer records.
Authority
tuga.at. 3600 SOA ns1.abaton.at. christoph.jaeger.abaton.at. 2024011911 7200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0