mail.progs.ovh has no MX records.
Question and response
Question
dig mail.progs.ovh. MX
Answer
The response has no answer records.
Authority
progs.ovh. 60 SOA dns102.ovh.net. tech.ovh.net. 2026030105 86400 3600 3600000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0