nanog mailing list archives

Re: IPv4 country of origin


From: John Payne <john () sackheads org>
Date: Thu, 3 Oct 2002 08:32:38 -0700


On Thu, Oct 03, 2002 at 11:10:45AM -0400, alex () yuriev com wrote:

On Thu, 3 Oct 2002, alex () yuriev com wrote:

Is there a more accurate method to determine the country of origin for an
IP than the methods I've described above?

Yes, at least three companies have databases of pretty much all /24s and
above mapped up to a zip code.

So far I've been referred to 3 commercial services, and all (including
NetGeo/Ixia) fail on the example I gave (194.196.100.86).

The Akamai EdgeScape service is correct for 194.196.100.86.

Maybe I missed those posts, sorry.

I am not aware of any commercial service tht has a /32s in its databases.
Neither am I aware of any of the companies that have the data providing the
service of 'lookup the location'. It is incorporated into the other services
that they provide and are used for internal purposes.

I'm not sure how far Akamai goes in its database.  I do know for a fact that
there are entries more specific than /24s in its database.


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