When I go through my site, when I click a suubpage, an error comes… “ns1.chester server not found”… Why is it?? My domain is

I can’t even view your homepage. I only saw a blank page.

check this link

No luck. I still see a blank page.

I’ll suggest you to check apache log which locates in /home/USERNAME/logs

Has your site ever worked here? As a lucky shot, go to the panel for Domains -> Manage Domains and Edit your domain. Don’t change anything, but just click the Save button for your settings which will force an update on the server with your settings.