Email security & deliverability · grade A
v=spf1 a mx include:_spf.salesforce.com include:sendgrid.net include:spf.protection.outlook.com include:msubmit.net include:mktomail.com ip4:35.182.89.78/32 ip4:65.61.96.96/29 ip4:192.149.147.0/24 ~all