Email security & deliverability · grade A
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:mktomail.com include:rp.oracleemaildelivery.com exists:%{i}._spf.mta.salesforce.com include:spf.mandrillapp.com include:mail.zendesk.com include:_spf.sendergen.com ~all