suprafm.net.do has no CNAME records.
Question and response
Question
dig suprafm.net.do. NS
Answer
The response has no answer records.
Authority
suprafm.net.do. 5 SOA ns1.ipage.com. dnsadmin.ipage.com. 2026012779 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0