xkcd - A Webcomic - Map of the Internet

xkcd - A Webcomic - Map of the Internet

"This chart shows the IP address space on a plane using a fractal mapping which preserves grouping.... Each of the 256 numbered blocks represents one /8 subnet.... The upper left section shows the blocks sold directly to corporations and governments in the 1990s before the RIRs took over allocation." (I wonder who inherited DEC's Class A allocation.)