Sometimes we encounter situations like the sudden unavailability of a website that we are looking for. Websites might get deleted or will go down high traffic or server issues. A basic method to view unavailable website is to check the Google cache file of the URL. Instant results will be obtained if the deleted website is recent. Traces of unavailable websites would also be available on other search engines like Yahoo, MSN, etc. and the internet archive.
Resurrect Firefox addon.
You have to open each of these services separately to find a possible result that would link to the deleted websites. Here is Firefox addon called Resurrect that can do this task in an easy way.
Download this addon here.
Resurrect addon will show the above given options in the Firefox browser window when a website goes to offline mode or gets deleted. You can click on the buttons representing any of the listed web services to get a quick access to the cached copy in their server.