EU Region - Degraded Graph Performance Due to Networking Issues

Incident Report for Ardoq

Resolved

The networking issues in the EU region have been resolved. This incident was caused by elevated latencies for network change propagation in AWS EC2 EU-WEST-1, which has now been resolved by AWS.

Service has been fully restored and graph functionality is operating normally for all EU customers.

For more details on the underlying AWS incident, see: https://health.aws.amazon.com/health/status
Posted Jan 28, 2026 - 19:30 UTC

Identified

We are experiencing networking issues in the EU region due to an ongoing AWS incident affecting EC2 in EU-WEST-1. AWS has confirmed elevated latencies for network change propagation, which is impacting our ability to spawn new nodes and causing degraded graph functionality for some EU customers.

We are monitoring the situation and will provide updates as AWS resolves the underlying issue.
Posted Jan 28, 2026 - 17:31 UTC

Investigating

We are currently experiencing networking issues in the EU region that are impacting graph functionality for some customers. This is related to an upstream AWS issue. Our team is actively investigating and working to restore full service. We will provide updates as we learn more.
Posted Jan 28, 2026 - 16:59 UTC
This incident affected: Application EU.