dynamic.voo.be has no MX records.
Question and response
Question
dig dynamic.voo.be. MX
Answer
The response has no answer records.
Authority
dynamic.voo.be. 2560 SOA brutele01.brutele.be. hostmaster.dynamic.voo.be. 2021100450 16384 900 1048576 2560
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0