Location Data From IP address

This can be used to select lanauge or pre-fill some data fields. It can also be used to grant or deny access. For example, many users are now blocking email access from China and Korea due to the massive volumn of spam send from servers in those countries.

Methods in order of preference:

LOC record in the DNS entry for the host
Complete DB / Text file match
Domain parsing file
Hostname reduction match
WhoIs record
Country Code

See also:

http://www.hostip.info/ Hostip.info is a community-based project to geolocate IP addresses, making the database freely available
http://www.ip2region.com reverse ip address to city information+
http://www.blackholes.us/ IP address blocking lists to pre-emptivly cut out likely spam. (not a good idea probably, but some of the country information may be usefull)+
http://www.ip2location.com Reverse IP address to country, region, city and ISP+

http://netgeo.caida.org/perl/netgeo.cgi e.g: http://netgeo.caida.org/perl/netgeo.cgi?target=62.177.87.149 returns

VERSION=1.0

TARGET: 62.177.87.149
NAME: VOLNYNETWORK
NUMBER: 62.177.87.0 - 62.177.87.255
CITY: AS
STATE: ZAPADOCESK (region)
COUNTRY: CZ
LAT: 50.30
LONG: 12.20
LAT_LONG_GRAN: City
LAST_UPDATED: 
NIC: RIPE
LOOKUP_TYPE: Block Allocation
RATING: 
DOMAIN_GUESS: vol.cz
STATUS: OK

http://visualroute.visualware.com/ location (sort of) from IP address.
http://www.caida.org/tools/visualization/gtrace/ Visual Traceroute
http://cello.cs.uiuc.edu/cgi-bin/slamm/ip2ll/ Host name to Latitude/Longitude (Depends on accuracy of whois data)
http://www.private.org.il/IP2geo.html Finding a host's geographical location By Uri Raz

Questions:

http://www.location.com.my Geolocation using IP address.+
http://www.ip2state.com Geolocation using IP address.+

file: /Techref/datafile/inet2shipaddr.htm, 3KB, , updated: 2010/12/21 06:22, local time: 2012/2/9 08:45,

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