Domains with DNS TXT v=spf1 include:iac.com include:amazonses.com include:aspmx.sailthru.com include:_spf.salesforce.com include:include:spf.protection.outlook.com -all

There are 52 domains that have DNS TXT set to v=spf1 include:iac.com include:amazonses.com include:aspmx.sailthru.com include:_spf.salesforce.com include:include:spf.protection.outlook.com -all. The top 50 records ordered by domain rank are listed below.