Connectivitycheck.gstatic.com [portable] May 2026

Some users on platforms like Reddit report devices dropping Wi-Fi because they cannot reach this specific check URL, causing the device to assume the network is unstable.

While it might look like "spyware" or a "tracking" link due to the high volume of traffic, it is a functional tool designed to make sure your device knows when it needs you to log in to a public hotspot. connectivitycheck.gstatic.com

If your firewall or an ad-blocker accidentally blocks gstatic.com , your Android phone may show an "X" over the Wi-Fi icon and refuse to use the connection, even if the internet is working perfectly. Some users on platforms like Reddit report devices

For those looking to de-Google their lives, this check acts as a persistent heartbeat to Google servers. Privacy advocates often suggest switching the captive portal URL to a non-Google alternative (like ://ubuntu.com for Linux users) in the system settings. Technical Summary Owner Google LLC Primary Use Captive Portal Detection / Internet Connectivity Check Expected Response HTTP 204 (No Content) Device Types Android, ChromeOS, various IoT & Smart TVs For those looking to de-Google their lives, this

If the request is redirected to a login page (like at a hotel or airport), the device realizes it is behind a "captive portal" and prompts you to sign in. Why Does It Appear in Your Logs?