Thank you very much for your quick reply.
Please read the Ticket properly, there I have mentioned a Proxy installed in a another Lunar Page account for testing purpose.
using this proxy site is not opening and also, This site is not opening from my another hosting account with other company.
Please find the screenshot for the same, I am getting a message "It Works". http://188.8.131.52/look2web/jextn.jpg
The issue is, the site is opening from some locations and it is not opening from some locations. This is the issue.