mail.tester.kz has no MX records.
Question and response
Question
dig mail.tester.kz. MX
Answer
The response has no answer records.
Authority
tester.kz. 136 SOA ns1.hoster.kz. support.hoster.kz. 2024011102 36000 3600 1360000 136
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0