Domains with DNS TXT v=spf1 +a +mx include:relay.mailchannels.net include:spf.protection.outlook.com ~all
There are 75 domains that have DNS TXT set to v=spf1 +a +mx include:relay.mailchannels.net include:spf.protection.outlook.com ~all. The top 50 records ordered by domain rank are listed below.