Every day our domain goes down.

Been a subscriber of Afrihost for a few years. Everything was peachy. <br> <br> The last month has been nothing but painful trying to rectify an issue with my hosting account. Every single day I have to call in around 10 am as that's when our mails/domain seems to goes down, as if our domain is blacklisted. I have had in the region of ten different Afrihost consultants try and rectify the issue. Methods include remote login, (never the issue), hours on the phone while every consultant clicks away only to repeat exactly what his colleague did before and online chat. Domain/email works till COB then the next morning, \storage server full