Domains with DNS TXT v=spf1 ip4:208.84.66.28 a a:support1.proofpoint.com include:mktomail.com include:spf-00148501.pphosted.com include:_spf.salesforce.com include:spf-00148503.pphosted.com -all
There are 2 domains that have DNS TXT set to v=spf1 ip4:208.84.66.28 a a:support1.proofpoint.com include:mktomail.com include:spf-00148501.pphosted.com include:_spf.salesforce.com include:spf-00148503.pphosted.com -all. The top 2 records ordered by domain rank are listed below.