Are your customers receiving your emails flagged as SPAM? Or, do you want to check that your newly created domain is properly configured? Follow the instructions below to make sure everything is set up properly.
To get an original email, send a new email to a recipient that you control (it can be one of your personal email), and, in your inbox, display the message. You should get access to a button to "show original email", that will allow you to access the information to paste below (How to get it from my provider).