WiscNet experienced a critical incident on September 30, 2026 affecting Wisconsin Department of Transportation, lasting 23h 47m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Sep 30, 2026, 01:24 PM UTC
Hello, At 7:49am, the WiscNet NOC observed alarms for circuit 400371 going down. Are you aware of any known work or issues that would be impacting this circuit?
- identified Sep 30, 2026, 01:25 PM UTC
We are continuing to work on a fix for this issue.
- monitoring Sep 30, 2026, 05:37 PM UTC
Hello, At 9:18am, we observed the interfaces come back up but are observing historically low levels of traffic. We continue to monitor, please reach out if you have any questions.
- resolved Oct 01, 2026, 01:11 PM UTC
Hello, The WiscNet NOC observed historical levels of traffic restore at ~4:54pm on 9/30 and remain stable.
- postmortem Oct 01, 2026, 01:15 PM UTC
Date & Time of Incident: 7:49am 9/30/26 Duration: 87 minutes Technician\(s\): Payton Review Date: 10/1/26 Brief Summary: WiscNet NOC observed alarms indicating circuit 400371 went down.