Domains with DNS TXT v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com include:spf.protection.outlook.com include:spf.protection.outlook.de -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com include:spf.protection.outlook.com include:spf.protection.outlook.de -all.