Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.office-box.nl ip4:185.37.71.87 include:mandrillapp.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.office-box.nl ip4:185.37.71.87 include:mandrillapp.com -all.