Use the java speedtest to find out the IP profile. http://speedtester.bt.com/
Just done the test you surgested and it said: Your service was found to be performing poorly....
Download speed achieved during the test was - 10.65 Mbps
For your connection, the acceptable range of speeds is 0 Kbps-0 Kbps .
Additional Information:
Assured Rate IP profile on your line is - 0 Kbps
What's this mean as when I use speedtest.net I get around 32mb...?