The Kiss network store their videos on googlevideo.com.

Other common places to store these things are on vidlocker.

I believe the business model is that the video service provides no search, making it hard for rights holders to be proactive, while 3rd party uploade and curate videos under the guise of "since it was on this other network we believed that license was taken care of (just like how YouTube tend to be responsible for licensing and not you, when you link to YouTube)