SPF, DKIM, DMARC, MX, and CAA configuration
SPF
18
/25
DMARC
30
/30
DKIM
0
/20
MX
10
/10
CAA
10
/10
v=spf1 ip4:185.66.179.96/27 ip6:2a05:901:1::/48 mx ~allv=DMARC1; p=reject; pct=100; sp=reject; ruf=mailto:dmarc@adka.demail.adebahr.de.letsencrypt.orgmailto:certs@trustyland.de;