goo.gl allows us to shorten URLs. For example, http://goo.gl/Y5VIoG will link to http://google.com How can we determine what URL the goo.gl link points to without actually visiting it? For example, ...
Are there any URL shorteners or redirectors whose target links can be changed by its creator after it was made? I'm asking because in some cases, I might want to change the target link of a ...