se has no MX records.
Question and response
Question
dig se. MX
Answer
The response has no answer records.
Authority
se. 7200 SOA catcher-in-the-rye.nic.se. registry-default.nic.se. 1771974210 7200 1800 864000 7200
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0