Outage in Cloudflare

Issue accessing the Cloudflare IP ranges page

Resolved Minor

May 12, 2026 - Started 25 days ago - Lasted about 1 hour
Official incident page

Incident Report

Summary AI Generated

Cloudflare experienced an issue with their IPv4 ranges page (https://www.cloudflare.com/ips-v4) where customers received HTTP 500 errors when attempting to view the published list of Cloudflare IPv4 ranges. The problem was isolated to this specific page on the marketing site and did not impact any production services including CDN, DNS, or security features. A fix was implemented after 1.4 hours and the service was restored to normal operation.

Cloudflare is investigating an issue with https://www.cloudflare.com/ips-v4. Customers attempting to view the published list of Cloudflare IPv4 ranges may receive an HTTP 500 error. This issue is limited to the IP-ranges page on www.cloudflare.com and does not affect Cloudflare's CDN, DNS, security, or any other production services. We are working to mitigate this problem

Components affected

Cloudflare Sites and Services Cloudflare Marketing Site

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Latest Updates ( sorted recent to last )

MONITORING 25 days ago - at 05/12/2026 08:23PM

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

INVESTIGATING 25 days ago - at 05/12/2026 07:57PM

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