NOD Seems to be the only AV that blocks co.cc if you are not able to connect I suggest you add it to your exception list, as no malicious content is contained on the site.
> Open NOD32
> Switch it to advance display mode
> Setup
> Expand Antivirus and Spyware
> Expand Web access protection
> Expand HTTP
> Excluded addresses
> Add *www.58th.co.cc*
Glad you all like site, keep creating HD Screens and I can add more to it.