Checking your email flow periodically is very important. You can test your SPF / DKIM and your DMARC settings but the best way is to using the most popular opensouce spam filtering software. Spam Assassin is by far the most popular tool to use to check your spam score. The following video will show you just how easy it is to get your spam score for your domain email or organization email.
We at Clustered Networks offers Domain Email Flow and Security consulting. Give us a call and we can help you with your email flow at 1-780-220-7662.