[e2e] Mapping IP Addresses to Geographic Location
Amr A. Awadallah
aaa at cs.stanford.edu
Tue Feb 26 20:51:25 PST 2002
Given your MIT connections, you should be able to approach Akamai for an
educational license to their IP data base also known as EdgeScape db.
Out of personal experience, I can tell you it is pretty darn good. Here
is a sample of some of the fields you can get given an IP address
(effectively a CIDR block):
Country, State (US), City, Phone Area Code, Country, Latitude,
Longitude, Time Zone, Network Type (Dialup/DSL/Cable)
Also for US it gives:
DMA: Designated Marketing Areas
MSA: Metropolitan Statistical Areas
PMSA: Primary Metropolitan Statistical Areas
read more at:
http://www.akamai.com/en/html/services/ct_how_it_works.html
you can also try:
http://sm.jmm.com/GeoData
http://www.quova.com/images/GeoPoint_one-pager.pdf
-- Amr
Shane Cruz wrote:
> I am currently in the process of researching the possibilities of
> generating a mapping from IP addresses to geographic locations. I am
> starting by analyzing various techniques and methodologies (such as
> parsing WHOIS and traceroute requests) in order to get a good idea of the
> accuracy that can be provided with these methods. In order to create a
> useful analysis, I need to obtain a sizeable data set that maps IP
> addresses to actual location information (such as a zip code). Does
> anybody know of a good way to obtain this type of data? Currently, I have
> created a site that has a simple form for users to enter their zip code so
> I can store the IP and zip. For more information about this research, and
> to help me in collecting this data, please visit:
>
> http://www.media.mit.edu/~shanec/ipmapping.html
>
> Thanks for your help and suggestions!
>
> Shane
>
> --
> Shane E. Cruz
> Research Assistant, Critical Computing Group
> MIT Media Laboratory
> 20 Ames Street
> Cambridge, MA 02139
> Email: shanec at media.mit.edu
>
>
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