I came across an excellent tip from Security Now (https://www.grc.com/sn/sn-542.txt). To view the full URL on Firefox just do the following:
Why would you do this? Well – if you want to see the full URL before copy/pasting or if you just want to be sure you are looking at the correct site.
If you found this useful – let me know via @eli4d on Twitter
eli4d.com 