_spf.scoro.com has no CNAME records.
Question and response
Question
dig _spf.scoro.com. NS
Answer
The response has no answer records.
Authority
scoro.com. 1360 SOA maya.ns.cloudflare.com. dns.cloudflare.com. 2397488760 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0