The silent discard is the worse. I see it more frequently on hotmail/outlook but it happens on gmail too. Name cheap last I recall used CPAnel which is a basic

The silent discard is the worse. I see it more frequently on hotmail/outlook but it happens on gmail too. Name cheap last I recall used CPAnel which is a basic email set up and a support tech with a bit of clue should be able to identify the issue from the exim logs easily.