antispam.consultorpc.com has no CNAME records.
Question and response
Question
dig antispam.consultorpc.com. NS
Answer
The response has no answer records.
Authority
consultorpc.com. 302 SOA olga.ns.cloudflare.com. dns.cloudflare.com. 2397332310 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0