SPF, DKIM, DMARC, MX, and CAA configuration
SPF
25
/25
DMARC
25
/30
DKIM
0
/20
MX
10
/10
CAA
10
/10
v=spf1 include:stspg-customer.com include:customeriomail.com include:_spf.google.com ip4:205.201.128.0/20 ip4:198.2.128.0/18 -allv=DMARC1; p=quarantine; sp=quarantine; fo=1; pct=100; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc-rua@abuse.atlassian.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc-ruf@abuse.atlassian.commxa-001d9801.gslb.pphosted.com.mxb-001d9801.gslb.pphosted.com.amazon.comdigicert.comglobalsign.comletsencrypt.orgamazon.comdigicert.comglobalsign.comletsencrypt.org