Email security & deliverability · grade A
v=spf1 ip4:74.94.190.221 ip4:75.103.230.0/24 include:_spfprod.ngpvan.com include:_spf.salesforce.com include:spf.protection.outlook.com include:661521.spf04.hubspotemail.net include:_spf.intacct.com include:_spf.psm.knowbe4.com include:mail.zendesk.com -all