IPLocate.io is free to use up to 1,000 reqs/day, also includes a bunch of other IP data like proxy/vpn detection, asn/company/org info. Disclaimer: I run this s

IPLocate.io is free to use up to 1,000 reqs/day, also includes a bunch of other IP data like proxy/vpn detection, asn/company/org info. Disclaimer: I run this service, so I'm biased :)