http://www.unshorten.it/In the words of the website itself:
Is that short URL you're visiting REALLY going to contain cute kittens, or instead is it going to mug you and steal your wallet? Unshorten.It! takes any bullets for you, analysing the website for safety and letting you see it before you decide whether to proceed.
As well as telling you the URL that the link points to Unshorten.It! provides you with the title and description tags of the target web page, a screenshot of the target website, safety ratings provided by Web of Trust and will alert you if the website is found in the HPHosts blacklist.
They also have browser extensions for Firefox and Chrome.
