DNS Data
Domains with DNS TXT v=spf1 mx include:spf.protection.outlook.com ip4:209.143.155.182 include:spfa.cpmails.com include:spf.constantcontact.com include:_spf.smtp.com ~all
There are 754 domains that have DNS TXT set to v=spf1 mx include:spf.protection.outlook.com ip4:209.143.155.182 include:spfa.cpmails.com include:spf.constantcontact.com include:_spf.smtp.com ~all. The top 50 records ordered by domain rank are listed below.