SPF, DKIM, DMARC, MX, and CAA configuration
SPF
25
/25
DMARC
30
/30
DKIM
0
/20
MX
10
/10
CAA
v=spf1 a mx include:_spf.inwx.net -all
v=DMARC1;p=reject;pct=100;ruf=postmaster@waldcon.de;sp=reject;aspf=s
mail.waldcon.de.