Domains with DNS TXT v=spf1 mx a a:spf.protection.outlook.com include:sendgrid.net include:authsmtp.com ~all

There is 1 domain that have DNS TXT set to v=spf1 mx a a:spf.protection.outlook.com include:sendgrid.net include:authsmtp.com ~all.

Top Domains with TXT set to v=spf1 mx a a:spf.protection.outlook.com include:sendgrid.net include:authsmtp.com ~all