Brief service interruption due to network availability

Incident Report for Optimizely Service

Resolved

Incident has been resolved by Cloudflare.
Posted Dec 19, 2025 - 14:04 UTC

Update

Cloudflare continuing to monitor for any further issues. Thank you for your patience!
Posted Dec 19, 2025 - 13:48 UTC

Update

Cloudflare have entered an extended observation period to ensure the integrity of the fix. Thank you for your patience!
Posted Dec 19, 2025 - 13:10 UTC

Monitoring

Cloudflare implemented a fix and we are monitoring the results. Thank you for your patience!
Posted Dec 19, 2025 - 12:42 UTC

Identified

While the earlier issue appeared resolved, we have since received additional alerts indicating intermittent availability issues for a subset of customers. Cloudflare continues to investigate network performance issues that may result in unexpected errors. We are actively monitoring and working to mitigate any customer impact.

More updates to follow. Thank you for your patience!
Posted Dec 19, 2025 - 12:19 UTC

Investigating

Cloudflare continuing to investigate this issue and we are monitoring closely for any further impact.
Posted Dec 19, 2025 - 12:06 UTC

Identified

While the earlier issue appeared resolved, we have since received additional alerts indicating intermittent availability issues for a subset of customers. Cloudflare continues to investigate network performance issues that may result in unexpected errors. We are actively monitoring and working to mitigate any customer impact.

More updates to follow.
Posted Dec 19, 2025 - 12:06 UTC

Monitoring

A subset of Optimizely customers experienced a short service interruption due to a network availability issue reported by our third-party provider, Cloudflare.

The issue has cleared, and we are not currently observing any site outages. Cloudflare is investigating intermittent network performance issues, and we are monitoring closely for any further impact.
Posted Dec 19, 2025 - 11:47 UTC
This incident affected: Digital Experience Cloud Service - APAC Region (Australia East, Australia Southeast, Japan East, Southeast Asia), Digital Experience Cloud Service - EMEA Region (North Europe, West Europe, Norway East, Sweden Central, UK South, UAE North), and Digital Experience Cloud Service - NA Region (Canada East, Canada Central, East US, East US 2, North Central US, West US, West US 2).