reverse.destiny.be has no MX records.
Question and response
Question
dig reverse.destiny.be. MX
Answer
The response has no answer records.
Authority
reverse.destiny.be. 3600 SOA ns1.benesol.be. hostmaster.benesol.be. 2020020300 43200 3600 1728000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0