F5 Distributed Cloud - Service Degradation - DNS resolution failures for CDN domain - INC-20260406-450

Incident Report for F5

Identified

The F5 Distributed Cloud team identified and addressed connectivity failures that were impacting CDN traffic processing in the Europe region. To mitigate the intermittency experienced, a workaround was implemented, stabilizing the affected services and reducing disruption. At this time, all XC Console core services remain operational and in a steady state. Our team is actively pursuing a permanent resolution to the issue. Additional updates will be provided as soon as further information becomes available.
Posted Apr 06, 2026 - 18:09 UTC

Update

We are currently investigating intermittent DNS resolution failures for the CDN domain in the Europe region. Some customers may experience occasional failures when attempting to reach certain endpoints or services that rely on DNS lookups.

Our engineering team is actively working to identify the root cause and restore full stability. At this time, the impact appears to be localized to the Europe region, and all other regions are operating normally.

We will provide updates here as more information becomes available.
Thank you for your patience and understanding.
Posted Apr 06, 2026 - 16:44 UTC

Investigating

This advisory is to inform you that we are currently investigating reports of service degradation affecting DNS resolution.

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 14:44 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.
Posted Apr 06, 2026 - 14:49 UTC
This incident affects: Services (CDN Control Plane).