ipinfo.io - Simple IP address information.
ProxyCheck.io - proxycheck.io is a premium Proxy detection API with a full featured free plan. Try us today!
BigDataCloud IP Geolocation API - Next Generation IP GeolocationAPI
IP Location - IPLocation.io provides a free lookup tool to check the location of your Public IP Address. It finds this data through various GEO IP databases and online services. Just enter an IP and check its location easily.
ipapi - Web analytics with IP address lookup and location API
Pictogon - The fastest and easiest way to create interactive images