Email security & deliverability · grade A
v=spf1 include:amazonses.com include:mail.zendesk.com include:mktomail.com ip4:184.106.95.42/32 ip4:166.78.71.191/32 include:_ciscospf1.appdynamics.com include:_ciscospf2.appdynamics.com include:spf.protection.outlook.com ~all