Domains with DNS TXT v=spf1 ptr include:spf.protection.outlook.com include:ve40ecs0002.tamcentral.asp include:us._netblocks.mimecast.com include:spf.constantcontact.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ptr include:spf.protection.outlook.com include:ve40ecs0002.tamcentral.asp include:us._netblocks.mimecast.com include:spf.constantcontact.com ~all.