The IPInfoDB.com has provides high-quality geolocation service to all users for free. LocaProxy provides multi-location HTTP proxies to help businesses test geolocation applications. This solution reduces the total cost of testing by supplying the Distributed Infrastructure as a Service. IPInfoDB offers a variety of services:
IPV6 lookups are currently supported by Maxminds services like GeoIP2 Precision, Geo IP2 Legacy and minFraud services, GeoIP2 Country and City, GeoIP2 Domain Name and GeoLite2 databases. IPV6 support is also provided free of
Geo-Location API Services MaxMind