4 ms·

By my calculations, you'd only need to spin up 50 or so amazon instances, and they could cover the entire IP space in a day doing 1k pings/second each. That's

by axod 16y ago

By my calculations, you'd only need to spin up 50 or so amazon instances, and they could cover the entire IP space in a day doing 1k pings/second each. That's pretty doable.

jefe78 16y ago
Thats still not an insignificant amount of time/effort. I'd love to see someone do this though!
zaphoyd 16y ago
These guys have been mapping the IPv4 space via ping over time (since 2003) and have an interactive browsable map that also shows blocks marked for localhost/private networks/multicast, etc and which registrars control which regions. It is pretty neat. Most recent data is Nov 2010. Since then the 11 /8 blocks that show as free have been allocated. http://www.isi.edu/ant/address/ http://www.isi.edu/ant/address/