Email security & deliverability · grade A
v=spf1 ip4:207.126.144.0/20 ip4:64.18.0.0/20 ip4:74.125.148.0/22 ip4:216.0.63.128/27 ip4:216.0.60.32/27 include:_spf.google.com include:sendgrid.net include:support.zendesk.com include:stspg-customer.com include:aspmx.pardot.com -all