ns2.mljt.tech has no MX records.
Question and response
Question
dig ns2.mljt.tech. MX
Answer
The response has no answer records.
Authority
mljt.tech. 180 SOA ns0.mljt.tech. abuse.mailjet.com. 2019082004 14400 900 604800 180
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0