I have had several questions sent into me lately all about proxy surfing. 
When you get into proxy surfing, this is when the request you send into the browser goes to another service, then that other service sends your request from another location and pulls it back to you.  Most of the time this is used to provide a means to deny access to certain URLs in a blacklist, thus providing content filtering.
Firefox does deliver a fix though with [...]

Seems like another company is jumping in trying to make your browsing safer.  CallingID nearly slipped by my radar, but I do have to say they seem to stack up with the competition at least.  SiteAdvisor and WOT might want to take notice.

Here are a few more details about CallingID Link Advisor:

Now living in the dusty plains of northern Texas, I don’t do a lot of surfing. Actually, I can honestly say I have never surfed before. For those of you who do surf without a keyboard, WindFox is an extension to take with you to the beach.
[Learn More About WindFox!]

Quick Online Tips has a great list of Firefox extensions for “power surfers”. I don’t know if you would want to install all 50 of them, but they are worth giving a look to. There are lots of different Firefox extensions out there today. Did your favorite make it to the list?
[View the 50 Best Extensions for Power Surfing!]