Domains with DNS TXT v=spf1 include:secureserver.net exists:%{i}.mta.spf.extendcp.co.uk exists:%{i}.web.spf.extendcp.co.uk include:spf.protection.outlook.com -all
There are 41 domains that have DNS TXT set to v=spf1 include:secureserver.net exists:%{i}.mta.spf.extendcp.co.uk exists:%{i}.web.spf.extendcp.co.uk include:spf.protection.outlook.com -all. The top 41 records ordered by domain rank are listed below.