sits2.veenee.win has no MX records.
Question and response
Question
dig sits2.veenee.win. MX
Answer
The response has no answer records.
Authority
veenee.win. 300 SOA ns1.veenee.win. admin.fluda.net. 2022080203 21600 3600 259200 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0