Outage in Gurobi Optimization

AWS Operational Issue US-EAST-1 (N. Virginia)

Resolved Major

October 20, 2025 - Started 4 months ago - Lasted about 9 hours
Official incident page

Incident Report

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.

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Latest Updates ( sorted recent to last )

RESOLVED 4 months ago - at 10/20/2025 10:16PM

This incident has been resolved.

INVESTIGATING 4 months ago - at 10/20/2025 02:55PM

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 4 months ago - at 10/20/2025 12:58PM

We are continuing to investigate this issue.

INVESTIGATING 4 months ago - at 10/20/2025 12:56PM

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.

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