Email security & deliverability · grade A
v=spf1 include:mail.zendesk.com include:mktomail.com include:_spf.google.com include:spf.protection.outlook.com include:_spf.paubox.com include:6789046.spf04.hubspotemail.net include:amazonses.com ip4:35.80.141.6 ip4:44.229.121.55 ip4:148.59.100.16/28 ~all