On the rare chance they blocked port 8080 as well (as I still think isp block is the only reasonable conclusion) try changing the apache port to something ill used like 8000 or 8888. First check it internally with your [Only registered and activated users can see links. Click Here To Register...] and if it works use [Only registered and activated users can see links. Click Here To Register...] on the port you choose. Worse case scenario you go for the gold and spend $7/month for web hosting.