Intermittent issue with SSL handshake in EMEA Region

Incident Report for Optimizely Service

Resolved

This incident has been resolved.

We will continue our investigation to establish the root cause. A post mortem will be published as soon as it becomes available.
Posted Dec 18, 2020 - 02:39 UTC

Monitoring

All alerts have been cleared and all sites should be available. We are continuing to closely monitor the service. We will continue the investigation together with our third-party providers to establish a cause of the intermittent outage.

We will provide more updates as soon as they become available.
Posted Dec 17, 2020 - 23:04 UTC

Update

We are continuing to investigate this issue.
Posted Dec 17, 2020 - 23:03 UTC

Investigating

We are currently investigating an issue with SSL handshakes between Azure App services and Cloudflare CDN that is affecting a subset of customer in the EMEA region that may result in 525 errors while accessing the site.

We are actively working with our third parties to find a root cause.

We apologize for the inconvenience and will share an update once we have more information.
Posted Dec 17, 2020 - 23:02 UTC