Domains with DNS TXT v=spf1 a include:_spf.createsend.com include:spf.protection.outlook.com a:mailgun.org a:mail.powernetmail.dk -all
There is 1 domain that have DNS TXT set to v=spf1 a include:_spf.createsend.com include:spf.protection.outlook.com a:mailgun.org a:mail.powernetmail.dk -all.