When using SpamHero with Hepsia, you need to leave the original MX records in place. Unfortunately, when Hepsia detects that the default MX records have been dropped, the control panel also automatically disables email services. To prevent this from happening, do the following:
By leaving the original MX records in place, some spam will still be delivered without filtering. Please see the following article for ideas on how to prevent unfiltered email from being delivered: