kovas.ist.lt has no CNAME records.
Question and response
Question
dig kovas.ist.lt. NS
Answer
The response has no answer records.
Authority
ist.lt. 765 SOA dns1.laisvas.lt. admins.bacloud.com. 2026030407 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0