To allow Helpscout to send emails on your behalf you will have to add them to your SPF record. The SPF record entry that you will to add is:
For more information please click on the button below.
To configure DKIM you will have to create two CNAME records in your DNS. The records that you will have to create will be shown to you in the control panel. Please click on the button below for instructions on how to configure DKIM.
Create a free OnDMARC account to test your configuration.