Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:us._netblocks.mimecast.com ~all
There are 49 domains that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:us._netblocks.mimecast.com ~all. The top 49 records ordered by domain rank are listed below.