_spf.zucchetti.it has no CNAME records.
Question and response
Question
dig _spf.zucchetti.it. NS
Answer
The response has no answer records.
Authority
zucchetti.it. 900 SOA ns2.zucchetti.com. hostmaster.zucchetti.it. 2024061614 10800 3600 2419200 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0