Domains with DNS TXT v=spf1 +mx +a +ip4:50.28.38.88 +include:spf.protection.outlook.com +include:u3300229.wl230.sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 +mx +a +ip4:50.28.38.88 +include:spf.protection.outlook.com +include:u3300229.wl230.sendgrid.net ~all.