Outage in Cloudflare

Browser Isolation Availability Issues

Resolved Minor
September 17, 2025 - Started about 1 month ago - Lasted about 3 hours
Official incident page

Incident Report

Cloudflare is investigating issues with the Browser Isolation service. Customers that use Browser Isolation may observe errors when attempting to load sites through the service. This issue does not affect any other Cloudflare services. We are working to mitigate this problem. More updates to follow shortly.
Components affected
Cloudflare Sites and Services Cloudflare North America Cloudflare Browser Isolation Cloudflare Dallas, TX, United States - (DFW)

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Latest Updates ( sorted recent to last )
MONITORING about 1 month ago - at 09/17/2025 06:48PM

A fix has been implemented and we are monitoring the results.

IDENTIFIED about 1 month ago - at 09/17/2025 06:37PM

The issue has been identified and a fix is being implemented.

INVESTIGATING about 1 month ago - at 09/17/2025 04:12PM

Cloudflare is investigating issues with the Browser Isolation service. Customers that use Browser Isolation may observe errors when attempting to load sites through the service. This issue does not affect any other Cloudflare services. We are working to mitigate this problem. More updates to follow shortly.

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