Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.mailjet.com include:mailgun.org -all

There are 29 domains that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.mailjet.com include:mailgun.org -all. The top 29 records ordered by domain rank are listed below.