spf.solushost.com.br has no CNAME records.
Question and response
Question
dig spf.solushost.com.br. NS
Answer
The response has no answer records.
Authority
solushost.com.br. 10800 SOA ns1.solushost.com.br. edivanoliveira.gmail.com. 2026022100 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0