Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:server296.smtp-spf.sureserver.com include:_spf.paubox.com include:spf.usa.net ~all

There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:server296.smtp-spf.sureserver.com include:_spf.paubox.com include:spf.usa.net ~all.

Top Domains with TXT set to v=spf1 a mx include:spf.protection.outlook.com include:server296.smtp-spf.sureserver.com include:_spf.paubox.com include:spf.usa.net ~all