SPF, DKIM, DMARC, MX, and CAA configuration
SPF
25
/25
DMARC
13
/30
DKIM
0
/20
MX
10
/10
CAA
0
/10
v=spf1 include:_spf.google.com -allv=DMARC1; p=none;alt1.aspmx.l.google.com.aspmx.l.google.com.alt2.aspmx.l.google.com.alt3.aspmx.l.google.com.alt4.aspmx.l.google.com.inbound-smtp.us-east-1.amazonaws.com.