SPF, DKIM, DMARC, MX, and CAA configuration
SPF
25
/25
DMARC
30
/30
DKIM
0
/20
MX
10
/10
CAA
v=spf1 include:spf.infomaniak.ch -all
v=DMARC1; p=reject;
mta-gw.infomaniak.ch.