SPF
To authorize Help Scout to send emails on your behalf you will have to add them to your SPF record in DNS. The SPF mechanism used by Help Scout is as per below,
include:helpscoutemail.com
For more information please click on the button below.
DKIM
For instructions on how to configure DKIM in Help Scout please click on the button below.
Create a free OnDMARC account to test your configuration.