Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:gateways.rbi.co.uk -all

There are 227 domains that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:gateways.rbi.co.uk -all. The top 50 records ordered by domain rank are listed below.