Domains with DNS TXT v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com include:spf.southey.co.za -all

There are 21 domains that have DNS TXT set to v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com include:spf.southey.co.za -all. The top 21 records ordered by domain rank are listed below.