jsonip is a free unlimited IP address and geolocation API

  • returns a client's IP address (IPv4 or IPv6) in a JSON object.
  • Use JSONP or CORS with so your web application is able to get a user's IP address directly in the browser.
  • Use the API to update dynamic DNS if your IP address has changed.
Need a robust API to Geolocate IPs and fetch other crucial information? Try Trusted by over 400,000 users, developers and businesses, IPinfo handle more than 40 billion API requests per month.

API Help