At least in the case of Spotify, I expect a large (and growing) chunk of their traffic to come from Google infrastructure: https://news.spotify.com/us/2016/02/2

At least in the case of Spotify, I expect a large (and growing) chunk of their traffic to come from Google infrastructure: https://news.spotify.com/us/2016/02/23/announcing-spotify-infrastructures-googley-future/ https://news.spotify.com/us/2016/02/23/announcing-spotify-in...