SPF, DKIM, DMARC, MX, and CAA configuration
SPF
25
/25
DMARC
30
/30
DKIM
0
/20
MX
10
/10
CAA
0
/10
v=spf1 include:emailsecurity.sandhills.com -allv=DMARC1; p=reject; aspf=r; adkim=r; pct=100; ruf=mailto:postmaster@sandhills.commx1.hc6633-79.iphmx.com.wemail.sandhills.com.semail.sandhills.com.mx2.hc6633-79.iphmx.com.