Otus incident

10.20.2025 AWS Incident

Notice Resolved View vendor source →

Otus experienced a notice incident on October 20, 2025 affecting Login and Assessments and 1 more component, lasting 6h 10m. The incident has been resolved; the full update timeline is below.

Started
Oct 20, 2025, 02:16 PM UTC
Resolved
Oct 20, 2025, 08:26 PM UTC
Duration
6h 10m
Detected by Pingoru
Oct 20, 2025, 02:16 PM UTC

Affected components

LoginAssessmentsLessonsClass BoardRosteringAnalyticsGradebook

Update timeline

  1. investigating Oct 20, 2025, 02:16 PM UTC

    We are currently experiencing a service disruption affecting the Otus platform due to a widespread outage at Amazon Web Services (AWS). This issue is impacting users across the country. Our teams are closely monitoring AWS’s recovery efforts and will restore full functionality as soon as possible. For ongoing updates, please visit status.aws.amazon.com as well as our status page at https://status.otus.com/

  2. monitoring Oct 20, 2025, 03:01 PM UTC

    The Otus platform continues to impacted by the major AWS outage. The AWS Health Status dashboard where updates are being posted by the AWS team can be found here: https://health.aws.amazon.com/health/status Our teams are actively monitoring the outage and doing all we can at this time.

  3. monitoring Oct 20, 2025, 05:33 PM UTC

    Otus is now back and we we will continue to monitor the situation.

  4. resolved Oct 20, 2025, 08:26 PM UTC

    We are marking this completly resolved after monitoring since recovering this afternoon. Thank you for your patience.