Below is a list of short URL revealers:
URL Expander - http://urlex.org/
URL X-ray - http://urlxray.com/
LinkPeelr - http://linkpeelr.appspot.com/
GetLinkInfo - http://www.getlinkinfo.com/
Url Revealer - http://www.urlrevealer.com/
Unshorten.It! - http://unshorten.it/
Linkdecrypter.com - http://linkdecrypter.com/
I have checked them and all of them work (as of 2016.04.23).