Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:relay.mailchannels.net -all
There are 20 domains that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:relay.mailchannels.net -all. The top 20 records ordered by domain rank are listed below.