mail.el-academy.uz has no MX records.
Question and response
Question
dig mail.el-academy.uz. MX
Answer
The response has no answer records.
Authority
el-academy.uz. 10800 SOA ns01.uzsci.net. logistika.adbl.uz. 1769501246 10800 3600 604800 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0