spf.email.messaging.scaleway.com has no CNAME records.
Question and response
Question
dig spf.email.messaging.scaleway.com. NS
Answer
The response has no answer records.
Authority
messaging.scaleway.com. 10800 SOA nsa.scaleway.com. hostmaster.scaleway.com. 2022030900 28800 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0