*.mcu.uzsci.net has no CNAME records.
Question and response
Question
dig *.mcu.uzsci.net. NS
Answer
The response has no answer records.
Authority
uzsci.net. 5653 SOA ns01.uzsci.net. root.ns01.uzsci.net. 2026021201 3600 600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0