No features have been listed yet.
ipinfo.io - Simple IP address information.
whatismyip.cc - External IP Address lookup tool with option to scan the external IP address.
ipstack - ipstack is a free, real-time IP address to location JSON API and database service supporting IPv4 and IPv6 lookup.
What is My IP Address - Open Source Website To Get Your IPs Address By WebRTC
ipapi - Web analytics with IP address lookup and location API
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.