SPF, DKIM, DMARC, MX, and CAA configuration
SPF
18
/25
DMARC
30
/30
DKIM
0
/20
MX
/10
CAA
v=spf1 mx ip4:8.30.16.0/24 71.121.228.0/24 ~all
v=DMARC1; p=reject; rua=mailto:87e048d835674ad5bd89305043068f47@dmarc-reports.cloudflare.net