Outage in Cloudflare

Increased HTTP 5xx Errors in ORD (Chicago)

Resolved Minor
September 18, 2025 - Started about 1 month ago - Lasted about 2 hours
Official incident page

Incident Report

Cloudflare is investigating an increased level of HTTP 5xx errors near ORD. We are working to analyze and mitigate this problem. More updates to follow shortly.

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Latest Updates ( sorted recent to last )
MONITORING about 1 month ago - at 09/18/2025 05:56PM

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

IDENTIFIED about 1 month ago - at 09/18/2025 05:31PM

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

INVESTIGATING about 1 month ago - at 09/18/2025 04:45PM

We are continuing to investigate this issue.

INVESTIGATING about 1 month ago - at 09/18/2025 04:26PM

Cloudflare is investigating an increased level of HTTP 5xx errors near ORD.

We are working to analyze and mitigate this problem. More updates to follow shortly.

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