smtp02.365-24.se has no MX records.
Question and response
Question
dig smtp02.365-24.se. MX
Answer
The response has no answer records.
Authority
365-24.se. 7200 SOA maud.qbranch.se. registry.qbranch.se. 2018020501 21600 3600 691200 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0