proxy2.nest.vn.ua has no CNAME records.
Question and response
Question
dig proxy2.nest.vn.ua. NS
Answer
The response has no answer records.
Authority
nest.vn.ua. 9283 SOA ns1.nest.vinnica.ua. hostmaster.nest.vn.ua. 2025121124 28800 7200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0