ns.ovh.net has no MX records.
Question and response
Question
dig ns.ovh.net. MX
Answer
The response has no answer records.
Authority
ovh.net. 60 SOA dns10.ovh.net. tech.ovh.net. 2026022531 86400 3600 3600000 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0