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Cloudflare Outage History

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

There were 3029 Cloudflare outages since March 2020. The 697 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor April 14, 2026

April 2026: Cloudflare Container Scheduling Delays

Detected Apr 14, 2026 5:01 PM EDT · Resolved Apr 14, 2026 8:28 PM EDT · Duration about 3 hours

Cloudflare experienced delays in container scheduling that affected their sites, services, and container infrastructure for 3.5 hours. The issue impacted the deployment and management of containerized applications across Cloudflare's platform. A fix was implemented and the service was restored to normal operation.

Minor April 14, 2026

April 2026: Inaccurate values in Health Check Events Analytics

Detected Apr 14, 2026 1:36 PM EDT · Resolved Apr 14, 2026 2:00 PM EDT · Duration 24 minutes

Cloudflare experienced an issue where Health Check Events analytics displayed incorrect round-trip time values, with users seeing abnormally large latency values on their dashboards. The actual health check functionality and monitoring continued to operate normally, with only the analytics data being affected. The incident lasted 24 minutes and was resolved.

Major April 14, 2026

April 2026: Network Congestion

Detected Apr 14, 2026 8:47 AM EDT · Resolved Apr 14, 2026 8:28 PM EDT · Duration about 12 hours

Cloudflare experienced network congestion in Eastern America and EU regions that caused increased HTTP 5xx errors across Cloudflare sites and services. The incident affected users' ability to access websites and services routed through Cloudflare's network in these regions for 11.7 hours. Cloudflare implemented a fix to address the network congestion and continued monitoring to ensure service stability.

Major April 14, 2026

April 2026: WARP device configuration issues

Detected Apr 14, 2026 2:49 AM EDT · Resolved Apr 14, 2026 8:22 AM EDT · Duration about 6 hours

Cloudflare experienced a major incident affecting WARP device configuration changes and registrations, causing material delays for users trying to configure their devices. The issue impacted Cloudflare Sites and Services and Zero Trust components for 5.6 hours. Cloudflare identified the root cause, implemented a fix, and monitored the results to ensure service restoration.

Minor April 13, 2026

April 2026: Increased KV latency and timeouts

Detected Apr 13, 2026 4:15 PM EDT · Resolved Apr 14, 2026 11:42 AM EDT · Duration about 19 hours

Cloudflare experienced an issue affecting a subset of KV API requests, causing increased latency and timeouts, while Workers using Assets also encountered errors. The incident impacted Cloudflare Sites and Services, Workers, and Workers KV components for 19.5 hours. A fix was implemented and the service was being monitored for stability.

Minor April 13, 2026

April 2026: Wrangler logins failing due to scope error

Detected Apr 13, 2026 10:00 AM EDT · Resolved Apr 13, 2026 10:12 AM EDT · Duration 11 minutes

Wrangler version 4.82 login commands were failing due to a scope error, affecting Cloudflare Sites and Services and the Wrangler tool. Users could work around the issue by using previous versions like 4.81.1 while Cloudflare deprecated and re-released version 4.82. The issue was identified and resolved within 11 minutes.

Minor April 11, 2026

April 2026: Workers AI Gemma 4 model unhealthy

Detected Apr 11, 2026 5:52 PM EDT · Resolved Apr 11, 2026 10:04 PM EDT · Duration about 4 hours

Cloudflare's Workers AI Gemma 4 model experienced health issues for 4.2 hours, causing users to encounter elevated error rates when attempting to use the model. The incident affected Cloudflare Sites and Services and Workers AI components. Cloudflare identified the root cause and implemented a fix to resolve the issue.

Minor April 10, 2026

April 2026: Increased HTTP 5xx errors in Philadelphia colo

Detected Apr 10, 2026 11:55 AM EDT · Resolved Apr 10, 2026 1:07 PM EDT · Duration about 1 hour

Cloudflare experienced increased HTTP 5xx errors at their Philadelphia data center, affecting services in the North America region for 1.2 hours. The issue impacted users with server errors when accessing Cloudflare-protected websites and services routed through the Philadelphia location. A fix was implemented and the service was restored to normal operation with ongoing monitoring.

Minor April 10, 2026

April 2026: Workers Assets increased upload failure

Detected Apr 10, 2026 10:06 AM EDT · Resolved Apr 10, 2026 12:26 PM EDT · Duration about 2 hours

Cloudflare experienced increased failure rates for Workers Assets uploads over a 2.3 hour period, preventing customers from successfully uploading new assets. The serving of existing Workers Assets traffic remained unaffected throughout the incident. A fix was implemented and the service was restored to normal operation.

Minor April 8, 2026

April 2026: Issues with the Cloudflare One Dashboard

Detected Apr 8, 2026 3:28 AM EDT · Resolved Apr 8, 2026 5:49 AM EDT · Duration about 2 hours

Cloudflare experienced issues with the Cloudflare One Dashboard that prevented customers from creating new device profiles and affected general dashboard operations. The incident impacted the Zero Trust Dashboard and Cloudflare Sites and Services components for 2.4 hours. Cloudflare identified the root cause and implemented a fix to resolve the dashboard functionality issues.