Domains with DNS TXT v=spf1 include:spf.protection.outlook.com -all v=spf1 include:mailgun.org ~all
There are 36 domains that have DNS TXT set to v=spf1 include:spf.protection.outlook.com -all v=spf1 include:mailgun.org ~all. The top 36 records ordered by domain rank are listed below.