Gurobi Optimization incident
AWS Operational Issue US-EAST-1 (N. Virginia)
Gurobi Optimization experienced a major incident on October 20, 2025 affecting Gurobi AWS us-east-1 and Gurobi User Portal and 1 more component, lasting 9h 19m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Oct 20, 2025, 12:56 PM UTC
We are currently experiencing connectivity issues with our services hosted in AWS region US-EASt-1. AWS has acknowledged a service disruption in these region and is actively working to resolve the issue. To minimize impact, we recommend customers temporarily switch to an alternative AWS region until full service is restored. You can monitor the latest updates directly from AWS at AWS Service Health Dashboard.
- investigating Oct 20, 2025, 12:58 PM UTC
We are continuing to investigate this issue.
- investigating Oct 20, 2025, 02:55 PM UTC
We are currently experiencing connectivity issues with our services hosted in AWS region US-EAST-1. AWS has acknowledged a service disruption in these region and is actively working to resolve the issue. To minimize impact, we recommend customers temporarily switch to an alternative AWS region until full service is restored. You can monitor the latest updates directly from AWS at AWS Service Health Dashboard.
- resolved Oct 20, 2025, 10:16 PM UTC
This incident has been resolved.