Hello Jona. You are right, this URL is not working for me too.
I found some info in the Adobe website:
You can try to take a look at this link: http://flash.flowplayer.org/demos/plugins/streaming/audio-live.html
There is an example stream there. The URL is specified as
url: "flowplayer.rtmp-3.2.12.swf", netConnectionUrl: "rtmp://stream-7.antenne.de/liveedge",
You may try this link Jona:
This is a brazilian radio. I am trying to hear it on my android phone.
Customer support service by UserEcho