On October 15th, 2025 at approximately 10:45 UTC, internal alerting made Akamai aware of issues with Object Storage in multiple data centers. During the period of impact in each location, customers may have experienced service degradation in the form of request timeouts or 500 errors. 

Locations and impact time windows were (UTC time):

• ORD2 - 10:46-10:52
• LON4 - 10:52-10:59
• IAD3 - 12:26-13:54
• SEA1 - 13:14-13:23
• FRA4 - 13:15-13:22
• SIN2 - 14:00-14:09
• MEL1 - 14:57-15:04
• TYO2 - 12:34-12:42

The issue was caused by the upgrade of a specific component during a normal release cycle. In this instance, the impact on customer traffic reached unacceptable levels of severity under certain conditions. The impact was mitigated by the completion of the updates.

We have identified the cause of the elevated failure rates experienced here. To prevent recurrences of the issue, we are developing fixes which will involve increased levels of phasing during rollouts of updated components and improved monitoring during change windows.

This summary provides an overview of our current understanding of the incident given the information available. Our investigation is ongoing and any information herein is subject to change.