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