SPF, DKIM, DMARC, MX, and CAA configuration
SPF
18
/25
DMARC
30
/30
DKIM
0
/20
MX
10
/10
CAA
10
/10
v=spf1 include:server-zugang.eu ~allv=DMARC1; p=reject; pct=100; rua=mailto:_dmarc@server-zugang.eumail.server-zugang.eu.letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/1163524737letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/3121528942letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/46782292