You can click on the above links to know more about the benefits of the above Services.
Kindly note that the record Updations that is to be done requires you to have access to your Domain Control Panel which would be housed with a Provider like GoDaddy. If for Compliance reasons you cannot share the login details, then we can also share the records to be updated which can be done by you.
The above services will give you a fair degree of Email Security.
