Domains with DNS TXT v=spf1 a:spf.protection.outlook.com include:au._netblocks.mimecast.com include:spf.messagelabs.com include:spf.mandrillapp.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a:spf.protection.outlook.com include:au._netblocks.mimecast.com include:spf.messagelabs.com include:spf.mandrillapp.com ~all.