Urgent Scheduled Maintenance Notification for F5 Distributed Cloud DNS service – Impact: Brief Interruption

Scheduled for Sep 13, 03:00 - 11:00 UTC

Scheduled

Dear Valued Customers,

We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service:
- F5 Distributed Cloud DNS service

Maintenance Window:
Start Time: 13 Sep 2026 03:00 UTC
End Time: 13 Sep 2026 11:00 UTC

Reference: SDCCAB-4885

Projected Impact:
F5 Distributed Cloud DNS is built with high availability and redundancy; therefore, no widespread service impact is expected during this maintenance window. However, there is a slight possibility that a small number of DNS requests may encounter intermittent failures.

Reason for Maintenance:
This maintenance activity involves a software upgrade aimed at improving the stability, performance, and overall reliability of the DNS service.

Our Commitment:
We will provide timely updates should there be any changes to the schedule or if unexpected issues arise.

Contact Information:
- Email Support: Reach us at support@cloud.f5.com for any questions or assistance.
- Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931.

We appreciate your cooperation and understanding as we work to improve our services.

Sincerely,
F5 Distributed Cloud

Posted Sep 10, 2026 - 21:30 UTC

This scheduled maintenance affects: Services (DNS).