ns2.leonix.fr has no MX records.
Question and response
Question
dig ns2.leonix.fr. MX
Answer
The response has no answer records.
Authority
leonix.fr. 300 SOA ns1.leonix.fr. hostmaster.leonix.fr. 2026021802 21600 3600 691200 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0