North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: IP->Country Data (RE: ISP's Contact List)
On Mon, 13 Jun 2005, william(at)elan.net wrote: I suspect your completewhois does not take into account ERX data: http://www.ripe.net/projects/erx/ Huge swaths of IP space were moved around between RIRs from Jan 2003-Apr 2005: http://www.ripe.net/projects/erx/erx-ip/completed.html If you want specific examples, contact me off-list. Regards, Hank > FYI - It maybe of interest here to know that completewhois provides this > data. For determining ip->country placement only RIR data on direct ip > allocations and assignments is used, so if ip block is listed as having > been allocated to company with corporate address in Jamaica but is used in > US, the block will show up as JM. That also avoids issue of having others > blame me for bad data as algorithm for how its generated is easily confirmed > with RIR whois and in 98% this does provide sufficiently good data. Our > lists are regenerated EVERY DAY and available at: > http://www.completewhois.com/statistics/data/ips-bycountry/rirstats/ > > Even though I've never promoted this, it actually is getting rather used > and I've had at least dozen requests this year along to make data > available though means other then raw text file. So you might as well be > first to know that 3 days ago this was finished and data is now available > for verification by dns. You can now do lookup in RBL style to > <reverse-ip>.country-rirdata.dnsiplists.completewhois.com > > (i.e. for my 216.151.192.1 dns server ip, it would be lookup at > 1.192.151.216.coutry-rirdata.dnsiplists.completewhois.com) > > For TXT lookups it will tell you country code and country name, i.e. > "US - United States". For RBL "A" lookups it will answer with 127.0.a.b > where a and b are ascii representation of 1st and 2nd letter of country > code, so for example for US this would be 127.0.85.89 > > Complete list of these codes and instructions are at: > http://www.completewhois.com/statistics/data/ips-bycountry/rirstats/README > > So feel free to use if you like for whatever reasons (and don't complain > to me if you see wrong data, lookup RIR whois and send corrections there). > > One last point is as I noted data is based on RIR direct allocations, so > swips and suballocations are not used. In the future planned is separate > service and data for experimental use that will be based on SWIP data > (lowest allocation), however my checks on it show that in too many places > its even less accurate then RIR direct info. > > -- > William Leibzon > Elan Networks > [email protected] > > +++++++++++++++++++++++++++++++++++++++++++ > This Mail Was Scanned By Mail-seCure System > at the Tel-Aviv University CC. >
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