The API thankfully allows for users to cloak their location, and many implementations ask the user for permission before revealing the geolocation object to the JavaScript code.

Most of the HTML and JavaScript in the example above is to make it easier to see the results. The most important line from a Geolocation API perspective is these lines: ...

Websites employ web tracking for collecting relevant information about their visitors to serve them personalized content. A subset of web tracking, which is widely used in location tracking these days ...

The Google Geolocation API is a legitimate service that triangulates a system's location using collected Wi-Fi access points and mobile network data and returns coordinates.