Email security & deliverability · grade A
v=spf1 ip4:64.128.115.196 ip4:64.128.115.221 ip4:162.221.61.196 ip4:162.221.61.221 include:spf.protection.outlook.com include:_spf.salesforce.com include:mktomail.com include:_prod_spf.avangate.com include:mail.zendesk.com include:sendgrid.net -all