Geoip lookup

shawn wilson ag4ve.us at gmail.com
Thu May 23 20:40:27 UTC 2013


On Thu, May 23, 2013 at 4:32 PM, Joe Abley <jabley at hopcount.ca> wrote:
>
> On 2013-05-23, at 15:47, shawn wilson <ag4ve.us at gmail.com> wrote:
>
>> What's the best way to find the networks in a country? I was thinking of
>> writing some perl with Net::Whois::ARIN or some such module and loop
>> through the block. But I think I'll have to be smarter than just a simple
>> loop not to get blocked and I figure I'm not the first to want to do this.
>
> If you are looking for registration data, try looking in one or more of
>
>   ftp://ftp.apnic.net/public/apnic/stats/apnic/
>   ftp://ftp.ripe.net/ripe/dbase/
>   ftp://ftp.lacnic.net/pub/stats/lacnic/
>   ftp://ftp.afrinic.net/stats/afrinic/
>   ftp://ftp.arin.net/pub/stats/arin/
>
> (poke around and see what you can find; I didn't spend much time trying, but several/all of the RIRs seem to mirror data from all the others)

Thanks

>
> Note that "networks in a country" is a funny phrase. The sets
>
>  - address space assigned to all organisations located in country X
>  - routes visible in country X (from some viewpoint)
>  - all addresses assigned to devices physically located within country X
>  - routes that are considered "in-country" in places where billing is aligned with the necessity to traverse a long bit of wet glass
>
> are frequently incongruent. If this matters, you might want to consider a more detailed specification of "networks in a country".
>

I had somewhat considered the second and the fourth point. I assumed
by using whois data, I am getting the second of those options and that
was good enough. If there's a way to (somewhat easily) implement the
third option, I'm all ears.



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