Domains with DNS TXT v=spf1 include:spf.uk-1.a.mimecastprotect.com include:spf.protection.outlook.com -all
There are 17 domains that have DNS TXT set to v=spf1 include:spf.uk-1.a.mimecastprotect.com include:spf.protection.outlook.com -all. The top 17 records ordered by domain rank are listed below.