Netflix on 360

So i have never not been able to be in the HD connection on netflix but for some reason tonight it stays on 3 bars and drops to two bars and gets on HD for a couple seconds but wont stay and this is my connection with netflix on and my computer running but yet im not getting HD i dont think its my connection one bit at all could it be on netflixs side???

http://www.speedtest.net/result/3038601344.png

It wont let me put the forum one in this so the pic comes up so your gonna have to copy and past into the search bar

I know that the HD streaming is dependent on the strength/quality of the connection being used. If you are using multiple devices at once, it could affect your ability to stream HD.

That's all I can think of, I was watching Netflix on my 360 last night and the HD was working fine.