control7.compufutura.com has no CNAME records.
Question and response
Question
dig control7.compufutura.com. NS
Answer
The response has no answer records.
Authority
compufutura.com. 129 SOA ruth.ns.cloudflare.com. dns.cloudflare.com. 2395323685 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0