Domains with DNS TXT v=spf1 +a +mx include:spf.mandrillapp.com include:spf.protection.outlook.com include:mailgun.org ~all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx include:spf.mandrillapp.com include:spf.protection.outlook.com include:mailgun.org ~all.