ipdata.co - Get the Geolocation, Organisation, Currency, Timezone, Calling Code, Flag, Proxy, Tor and Threat intelligence data from any IPv4 or IPv6 address.
TrueIP - TrueIP is a small program that runs in the system tray, monitoring your IP address(es).
ipgeolocation.io - Free IP Geolocation API and Accurate GeoIP Lookup Location Database
GRC Port Scan - GRC Internet Security Port Scanner. Tests for open ports on your external IP address.
ipinfo.io - Simple IP address information.
My Public IP - My Public IP is a utility to let you know through which internet IP the world see you.