Simple JavaScript VPN detection using timezones

In plain words

Simple JavaScript VPN detection using timezones is a tool that identifies VPN usage by analyzing timezone data through JavaScript. Designed for developers who need to detect VPN connections, it works by comparing a user's reported timezone against their actual location. The tool operates as a lightweight client-side solution and launched in 2020, offering a straightforward approach to VPN detection without requiring complex server infrastructure.

written from the facts on this page · September 2026

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