mx2.decroche-tel.net has no MX records.
Question and response
Question
dig mx2.decroche-tel.net. MX
Answer
The response has no answer records.
Authority
decroche-tel.net. 300 SOA x.ns.joker.com. hostmaster.joker.com. 2024061749 14400 3600 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0