Domains with DNS TXT v=spf1 a include:spf.protection.outlook.com ip4:205.186.179.89 ip4:209.151.255.102 include:spf.constantcontact.com include:mandrillapp.com include:infusionmail.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:spf.protection.outlook.com ip4:205.186.179.89 ip4:209.151.255.102 include:spf.constantcontact.com include:mandrillapp.com include:infusionmail.com ~all.