186-216-207-70.yiptelecom.com.br has no CNAME records.
Question and response
Question
dig 186-216-207-70.yiptelecom.com.br. NS
Answer
The response has no answer records.
Authority
yiptelecom.com.br. 8867 SOA ns1.contabo.net. server-admin.contabo.de. 2022033016 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0