mail.fst-pay.eu has no MX records.
Question and response
Question
dig mail.fst-pay.eu. MX
Answer
The response has no answer records.
Authority
fst-pay.eu. 60 SOA dns101.ovh.net. tech.ovh.net. 2024121611 86400 3600 3600000 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0