ipify is a simple IP address API that provides a fast and reliable way to get the user's public IP address. It offers free and paid plans for developers to integrate the service into their own applications.
DB-IP is a website that provides a collection of databases that map IPv4 and IPv6 address ranges to countries, cities, and other location data. The platform offers APIs and downloadable databases that can be integrated into web applications and network infrastructure to provide geolocation information.