Problem: I am not able to open a specific website which I earlier used to open without any problems. Now only this particular website (http://www.somewebsite.com/) is not opening up and amazingly it is opening from any other computer (like office computer). Could you please suggest something on this?
Solution 1: Try cleaning up the Internet Cache, Cookies, Temporary Internet Files. See the following links. Link 1 Link2 Link3(Step by step video)
Solution 2: IE7 some times block the websites if they are in-appropriate. You may need to add to allo list, if it blocks (parental controls).
Sloution 3: Also check the security settings. Review what softwares are installed recently. Some of the websites host spyware/adware advertisements, which are caught by Anti-virus or Internet Security programs like Norton making the site unreachable. In those cases, you have add the site to the allow list.