Interesting Cliff. 2ms ping on one of these below !!! (Lol, I'm not sure about your new Avatar )
Same three sites as you tested (different gui's here)
Oh hi Mooly how are you doing.
It all depends on the test server and how far away it is, how busy it is...etc.
I was just making a point, that these should be taken with a grain of salt. I trust the information in my routers web interface a bit more(even though it can be difficult to decypher the information).