Apex domains cannot have CNAME records.
Question and response
Question
dig intal.uz. NS
Answer
intal.uz. 1 NS ns.intal.uz.
intal.uz. 1 NS ns2.intal.uz.
Authority
The response has no authority records.
Additional
ns.intal.uz. 1 A 84.54.64.34
ns2.intal.uz. 1 A 84.54.64.35
ns.intal.uz. 3 AAAA 2a05:45c7:e000:0:0:0:0:3
ns2.intal.uz. 3 AAAA 2a05:45c7:e000:0:0:0:0:4
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0