http://countries.nerd.dk/ publishes files that can be used in some form of an RBL that covers most of this as well. I use this for a geolocated DNS system and it works well. I have actually manually referenced this to find where a specific block is from. -----Original Message----- From: Larry Smith [mailto:lesmith@ecsis.net] Sent: Wednesday, May 12, 2010 10:22 AM To: nanog@nanog.org Subject: Re: CIDR blocks, by country On Wed May 12 2010 11:09, Michael Holstein wrote:
I am aware of sites that list all the netblocks associated with China (for example) .. is there any place that publishes an updated list of what netblocks are used by what countries? (all of them) .. CIDR format would be ideal.
If it matters, I'm specifically interested APNIC and AFRNIC.
Regards,
Michael Holstein Cleveland State Unviersity
Since blackholes.us went away, the only other one I have found semi-reliable is Country IP Blocks at http://www.countryipblocks.net -- Larry Smith lesmith@ecsis.net