Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net include:mailchannels.net ~all
There are 2 domains that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net include:mailchannels.net ~all. The top 2 records ordered by domain rank are listed below.