_spf.ik2.com has no CNAME records.
Question and response
Question
dig _spf.ik2.com. NS
Answer
The response has no answer records.
Authority
ik2.com. 5741 SOA ns1.ik2.com. dns.ik2.com. 2026021102 14400 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0