(I know this is drifting off.) Geoff Huston is a phenomenal speaker (and researcher of course). If you have even more time and want to learn more about how the

(I know this is drifting off.) Geoff Huston is a phenomenal speaker (and researcher of course). If you have even more time and want to learn more about how the address spaces and routing tables are evolving, I definitely recommend his talk on BGP at RIPE 68 (2014) which I was lucky enough to attend. Video: https://ripe68.ripe.net/archives/video/131/ https://ripe68.ripe.net/archives/video/131/ Slides: https://ripe68.ripe.net/presentations/156-2014-05-12-bgp2013.pdf https://ripe68.ripe.net/presentations/156-2014-05-12-bgp2013... [EDIT] In another talk he indicates where you can get that kind of data on the Internet address space: http://www.routeviews.org/ http://www.routeviews.org/