For customers using HENNGE Email DLP service.
To register HENNGE Email DLP SPF Record in to customers' DNS setting.
1. This must be performed prior to HENNGE Email DLP connection.
2. This is required for ALL custom domains that have outbound emails.
3. In the case that the customer does not have the permission to edit DNS records, please inform your Domain DNS manager, administrator to perform this procedure.
The purpose of SPF record is so that when the Emails are sent to the recipient's Email server, the Email server will not recognize the Email as spam Emails.
Please add the following text to the customer's DNS Domain SPF Record.
v=spf1 include:spf.protection.outlook.com include:spf.mta.hdems.com ~all