dns3.sentia.dk has no MX records.
Question and response
Question
dig dns3.sentia.dk. MX
Answer
The response has no answer records.
Authority
sentia.dk. 3600 SOA ns.jay.net. dns.sentia.dk. 2026021502 14400 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0