F5 incident
F5 Distributed Cloud - Service Degradation - CDN nodes in degraded state - INC-20260520-459
F5 is currently experiencing a major incident affecting CDN Control Plane, which began 15h ago. The vendor's full update timeline is below.
Affected components
Update timeline
- investigating May 21, 2026, 12:39 AM UTC
This advisory is to inform you that we are currently investigating reports of service degradation affecting the F5 XC's internal CDN edge nodes. We understand this may be affecting your operations and we are committed to providing transparent and timely updates as more information becomes available. While we gather more information, we recommend monitoring the progress on this site (https://www.f5cloudstatus.com/) for the latest update. Investigation Status: • We have identified potential service impact at 00:30 PM UTC; • Our incident response team has been fully mobilized; • Initial investigation and impact assessment efforts are underway. Next Steps: • A detailed incident notification will be provided within 30 minutes; • Our teams are working to determine the root cause of the incident; • We will share mitigation steps as soon as they become available. We appreciate your patience as we work to resolve this situation. If you are experiencing a critical business impact, please contact our support team through your established channels. Thank you for your continued support and trust in F5.
- investigating May 21, 2026, 02:33 AM UTC
The F5 Distributed Cloud CDN services are experiencing service degradation issue, It is impacting our CDN capabilities during this duration. Customers may experience intermittent traffic disruptions and increased latency as traffic is being rerouted to healthy CDN nodes during this period. We will continue to monitor the situation closely and share timely updates as additional information becomes available.
- identified May 21, 2026, 04:18 AM UTC
The F5 Distributed Cloud team has identified the the issue affecting CDN services and are actively working on corrective measures. We will share further updates on the progress as they become available, please feel free to reach out to our support team for prompt assistance.
- identified May 21, 2026, 07:23 AM UTC
The F5 Distributed Cloud team is actively working on the recovery of affected CDN nodes. We can confirm that traffic disruption is no longer expected, users may continue to experience latency during this period. We will share further updates on the progress as they become available, please feel free to reach out to our support team for prompt assistance.