relay2.bcc.com.uz has no MX records.
Question and response
Question
dig relay2.bcc.com.uz. MX
Answer
The response has no answer records.
Authority
bcc.com.uz. 86400 SOA ns1.bcc.com.uz. hostmaster.bcc.com.uz. 2020082066 10800 1800 2419200 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0