vps79716.cloudpublic.com.br has no CNAME records.
Question and response
Question
dig vps79716.cloudpublic.com.br. NS
Answer
The response has no answer records.
Authority
cloudpublic.com.br. 10800 SOA ns1.avirahost.com.br. suporte.avirahost.com.br. 2026030311 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0