How to Expand the URL of Short Link like bitly etc.

You can unshorten the link urls you received anyway. Particularly, on social media, link shortening websites like bit.ly, goo.gl, t.co etc. are widely used to short the link due to space, hide the actual url or due to any other reason. If you need to view that what is the actual url of the link behind the shortener, following are useful links for this purpose:

http://checkshorturl.com/

http://www.knowurl.com/