WiscNet experienced a critical incident on September 19, 2026 affecting Grantsburg School District, lasting 4d 10h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 19, 2026, 04:59 AM UTC
Hello, We have noticed our connection to our device for the grantsburg school district is down. We are currently investigating the cause. Thank you
- investigating Sep 20, 2026, 04:35 PM UTC
Hello, The WiscNet NOC has lost access to our device for Grantsburg SD at 22:29 CDT on 9/18/26. Please verify power to your site and the network equipment. If you are not aware of any internal work occurring and believe this is a network event, please contact GLS Tech Support for 24x7/outages/incidents at 866-558-1920. The TEACH ID for this circuit is 0557. If you have any additional questions, please contact WiscNet NOC at [email protected]__ or by phone at 608-442-6761. Thank you,
- investigating Sep 20, 2026, 04:36 PM UTC
Hello, The WiscNet NOC has lost access to our device for Grantsburg SD at 22:29 CDT on 9/18/26. Please verify power to your site and the network equipment. If you are not aware of any internal work occurring and believe this is a network event, please contact GLS Tech Support for 24x7/outages/incidents at 866-558-1920. The TEACH ID for this circuit is 0557. If you have any additional questions, please contact WiscNet NOC at [email protected] or by phone at 608-442-6761. Thank you,
- resolved Sep 23, 2026, 03:27 PM UTC
Hello, The WiscNet NOC observed alarms clear and services restore on 9/21 at 12:30 PM CDT for Grantsburg School District
- postmortem Sep 23, 2026, 03:28 PM UTC
Date & Time of Incident: 9/18, 10:29 PM Central Duration: 3721 Minutes Technician\(s\): Marcus Review Date: 9/23 Root Cause: Upstream network event Brief Summary: We lost access to our onsite device between 9/18 10:29 PM - 9/23 12:30 PM Central. Our device logs indicate a network event on the upstream connection.