You have got this backwards - search and read as suggestedIs zen cart working with the godaddy folks at all to become more... well, zen?
You will find that it is their server configuration that is at issue and not Zen Cart...
GoDaddy needs to re configure their servers for compatibility not the other way around..
I hope that you are not Canadan based and want to use CanadaPost...as they do not support the requirements and will suggest that you need a dedicated if you want that functionality



