IP Address Location of Web Visitors & Geolocation services. IP Address Geolocation to Identify Website Visitor's Geographical Location. IP to Location API XML Lookup Service. My IP Address Lookup and GeoTargeting - Community Geotarget IP Project - domain to IP lookup, what country, city IP addresses map to - IP Trace. Using the Database - IP Address Lookup - Community Geotarget IP Addresses Project. If you're going to be doing a lot of Geotargeting or IP Address Lookups, please take a feed instead which will preserve both our bandwidth and your bandwidth.
Alternatively, you can support us and Download a High-Accuracy Version. That said, there is an easy HTTP oriented API to locate IP addresses and Geocode them. If you don't supply the "? Ip=aa.bb.cc.dd" bit, then the ip address lookup of the calling machine will be located instead (here, the aa,bb,cc,dd are decimal digits). IP Address Location Database. GeoNames. GeoIP.