Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com ip4:80.242.28.40 include:mailgun.org include:sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com ip4:80.242.28.40 include:mailgun.org include:sendgrid.net ~all.