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Cloudflare Outage History

Every past Cloudflare outage tracked by IsDown, with detection times, duration, and resolution details.

There were 3144 Cloudflare outages since March 2020. The 735 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor May 22, 2026

May 2026: Worker Pages Post-Deployment Errors

Detected May 22, 2026 3:10 PM EDT · Resolved May 22, 2026 4:56 PM EDT · Duration about 2 hours

Cloudflare experienced an issue where customers encountered 5xx errors after completing Pages deployments, affecting Cloudflare Sites and Services and Pages components. The problem was identified and a fix was implemented within 1.8 hours. Customers experiencing the errors were advised to redeploy their pages to resolve the issue.

Minor May 22, 2026

May 2026: Audit Log Delays

Detected May 22, 2026 12:55 PM EDT · Resolved May 22, 2026 7:49 PM EDT · Duration about 7 hours

Cloudflare experienced delays in audit log processing that affected v2 audit logs for 6.9 hours, while v1 audit logs remained unaffected. The issue impacted the timely delivery of audit data to users. Cloudflare identified the root cause, implemented a fix, and monitored the results to resolve the processing delays.

Minor May 22, 2026

May 2026: Cloudflare Dashboard and Cloudflare API service issues

Detected May 22, 2026 11:36 AM EDT · Resolved May 22, 2026 12:36 PM EDT · Duration about 1 hour

Cloudflare experienced a 59-minute outage affecting their Dashboard and APIs due to an issue with their entitlements service, causing API requests to fail with 503 errors and preventing users from creating or modifying services. The incident was resolved by rolling back the affected service, with recovery being gradual as in-memory caches repopulated. CDN traffic serving, security features, and already-deployed compute/storage services remained unaffected throughout the incident.

Minor May 22, 2026

May 2026: Cloudflare One DNS issues with .internal zones

Detected May 22, 2026 3:52 AM EDT · Resolved May 22, 2026 4:07 AM EDT · Duration 15 minutes

Cloudflare One experienced DNS resolution failures for .internal zones when served by private DNS resolvers accessible only through Cloudflare One, affecting WARP and Magic WAN services. The issue was identified and resolved within 15 minutes through an implemented fix that restored normal DNS functionality.

Minor May 21, 2026

May 2026: Cloudflare Containers Issues

Detected May 21, 2026 10:38 AM EDT · Resolved May 21, 2026 11:45 AM EDT · Duration about 1 hour

Cloudflare experienced issues with starting new containers that affected their Sites and Services and Containers components for 1.1 hours. The company investigated the problem and worked to understand the full impact while implementing mitigation measures. The incident was classified as minor and has been resolved.

Minor May 20, 2026

May 2026: Cloudflare Access delayed audit logs

Detected May 20, 2026 3:40 PM EDT · Resolved May 20, 2026 5:55 PM EDT · Duration about 2 hours

Cloudflare experienced an issue with delayed audit logs for their Access service, affecting Cloudflare Sites and Services and Access components. The incident lasted 2.3 hours before a fix was implemented and monitoring began. The delay in audit logs impacted the timely availability of security and access monitoring data for users.

Minor May 20, 2026

May 2026: Workers subrequests returning 1006

Detected May 20, 2026 1:19 PM EDT · Resolved May 20, 2026 3:42 PM EDT · Duration about 2 hours

Cloudflare Workers experienced an issue where subrequests were returning 1006 errors, affecting Cloudflare Sites and Services along with the Workers platform. The problem was identified and resolved with a fix implementation, with the incident lasting 2.4 hours while Cloudflare monitored the results.

Major May 20, 2026

May 2026: Increased HTTP 502 Errors in Buenos Aires

Detected May 20, 2026 9:06 AM EDT · Resolved May 21, 2026 3:52 AM EDT · Duration about 19 hours

Cloudflare experienced increased HTTP 502 errors affecting users in Buenos Aires, Argentina for 18.8 hours. The incident impacted the Latin America & Caribbean region, specifically the Buenos Aires (EZE) data center. A fix was implemented and the service was restored to normal operation with monitoring in place.

Minor May 19, 2026

May 2026: Cloudflare Access AI control - MCP server creation impacted

Detected May 19, 2026 5:59 PM EDT · Resolved May 19, 2026 7:40 PM EDT · Duration about 2 hours

Cloudflare experienced a minor service incident affecting their Access AI control functionality, specifically impacting MCP (Model Context Protocol) server creation and authentication through the Zero Trust Dashboard. Customers were unable to add new MCP servers or authenticate existing ones during the 1.7-hour outage. The issue has been resolved after investigation by Cloudflare's engineering team.

Minor May 19, 2026

May 2026: Intermittent Cloudflare Dashboard SSO login failures with Okta

Detected May 19, 2026 3:16 PM EDT · Resolved May 19, 2026 4:11 PM EDT · Duration about 1 hour

Cloudflare experienced intermittent authentication failures for users logging into the Dashboard using SSO with Okta as their identity provider, with affected users encountering "failed to fetch" errors during login. The issue was isolated to Okta SSO authentication only, while other identity providers, direct username/password login, and Cloudflare Access remained unaffected. The incident was resolved after 55 minutes of investigation by Cloudflare Engineering.