Domains with DNS TXT v=spf1 mx a include:sendgrid.net include:mailgun.org include:relay.mailchannels.net include:spf.protection.outlook.com -all

There are 3 domains that have DNS TXT set to v=spf1 mx a include:sendgrid.net include:mailgun.org include:relay.mailchannels.net include:spf.protection.outlook.com -all. The top 3 records ordered by domain rank are listed below.

Top Domains with TXT set to v=spf1 mx a include:sendgrid.net include:mailgun.org include:relay.mailchannels.net include:spf.protection.outlook.com -all