SPF, DKIM, DMARC, MX, and CAA configuration
SPF
25
/25
DMARC
13
/30
DKIM
0
/20
MX
10
/10
CAA
0
/10
v=spf1 mx a ip4:148.251.85.121 ip4:116.202.247.225 ip4:141.30.209.253 ip4:141.76.200.25 ip4:141.30.67.64/28 -allv=DMARC1;p=none;pct=100mailgate.studentenwerk-dresden.de.