_spf.odoo.com has no CNAME records.
Question and response
Question
dig _spf.odoo.com. NS
Answer
The response has no answer records.
Authority
odoo.com. 61 SOA ns3.odoo.com. admin.odoo.com. 2021050400 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0