On Windows PCs and Macs, I use the Web version of the product, at speedtest.net.

WSJ: How to Post Photos to Facebook Fast

You can check your connection speed at www.speedtest.net.

BBC: Your guide to the BBC Embedded Media Player

Some embedded video and audio is only available in the UK. However, it may be that your network provider has allocated you an IP address outside the UK. You can check your connection location at www.speedtest.net .

BBC: Your guide to the BBC Embedded Media Player