Top Hat outage history and status
Is Top Hat down right now?
No
All Systems Operational Official status as of Oct 26, 2026, 16:17 UTC (refreshing…)
Open incidents
99.98%
uptime, 90 days
3
incidents, 90 days
30 min
median time to fix
Oct 22, 2026
last incident
Top Hat components
Aktiv
- Aktiv API Operational
Top Hat
- Top Hat API Operational
Top Hat outage history
| Started (UTC) | Incident | Impact | Duration |
|---|---|---|---|
| Oct 22, 2026, 20:21 UTC | Security Update: Top Hat & Aktiv Unaffected by Recent PHP Vulnerabilities Top Hat API, Aktiv API | No impact | <1 min |
| Aug 26, 2026, 15:22 UTC | Investigating Gradebook Access Issues Top Hat API | No impact | 2 h 20 min |
| Aug 5, 2026, 17:41 UTC | Failure to Load Message Appearing for Some Users Top Hat API | Major | 30 min |
| Mar 27, 2026, 18:45 UTC | Critical Service Disruption on US Server Top Hat API | Critical | 3 h 27 min |
| Dec 1, 2025, 18:30 UTC | Question Submission Errors | Major | <1 min |
| Nov 28, 2025, 20:00 UTC | Aktiv Assignment Loading and Submission Issues | Major | <1 min |
| Nov 25, 2025, 22:47 UTC | LaTeX Display Issue | Major | <1 min |
| Oct 20, 2025, 13:50 UTC | AWS Outage impacting Top Hat services Top Hat API, Aktiv API | Minor | 30 h 53 min |
| Oct 2, 2025, 16:35 UTC | Gradebook Failing to Update Grades Top Hat API | Major | 30 h 44 min |
| Aug 27, 2025, 15:17 UTC | Resolved – Temporary Performance Degradation | No impact | — |
| Aug 27, 2025, 13:00 UTC | Canadian Service Migration | No impact | 5 h 02 min |
| Jun 26, 2025, 13:27 UTC | Email Delivery Issue | Minor | 1 h 38 min |
| Jun 13, 2025, 17:24 UTC | Course Settings and Test Access Unavailable Top Hat API | Minor | 28 min |
| Jun 12, 2025, 18:31 UTC | Top Hat Service Outage - Detected Top Hat API | Critical | 4 h 52 min |
| Apr 24, 2025, 17:15 UTC | Temporary Access Issues with Course Pages | No impact | — |
| Mar 28, 2025, 19:30 UTC | Messaging Platform Outage | Major | <1 min |
| Mar 27, 2025, 17:20 UTC | Realtime Updates and Classroom Functionality Disruption | No impact | — |
| Mar 13, 2025, 22:06 UTC | iOS Top Hat App Crashing on Version 8.77.0 | No impact | — |
| Feb 28, 2025, 15:09 UTC | Increased Latency in Top Hat | No impact | — |
| Feb 28, 2025, 15:08 UTC | Increased Latency in Top Hat | No impact | — |
| Feb 27, 2025, 14:51 UTC | AI-Generated Questions Unavailable | No impact | 1 h 08 min |
| Feb 26, 2025, 20:51 UTC | Increased Latency in Top Hat Top Hat API | No impact | 3 h 52 min |
| Feb 4, 2025, 17:01 UTC | Increased Latency in Top Hat Top Hat API | Minor | 2 h 14 min |
| Jan 20, 2025, 22:54 UTC | Aktiv - 404 Error on LMS Launch Aktiv API | Major | 14 h 57 min |
| Jan 14, 2025, 00:13 UTC | Aktiv Service Degradation | No impact | — |
32 incidents in our archive since November 12, 2024.
When and where Top Hat fails
By weekday
Most incidents start on Fri.
- Mon4
- Tue4
- Wed7
- Thu8
- Fri9
- Sat0
- Sun0
Most affected, last 12 months
- Top Hat API4
- Aktiv API1
Other education services
- Up ams 100% · 90 d
- Up APA 100% · 90 d
- Up APS Physics 100% · 90 d
- Up ASU 100% · 90 d
- Up Auth 100% · 90 d
- Up BrainPOP 100% · 90 d
- Up CK-12 Foundation 100% · 90 d
- Up ClassLink 100% · 90 d
FAQ
- Is Top Hat down right now?
- At our last check Top Hat's official status page reported: All Systems Operational. This page refreshes the status every few minutes.
- How often does Top Hat go down?
- Top Hat reported 3 incidents in the last 90 days (1 major or critical), with 30 minutes of major outage: 99.98% uptime.
- When was the last Top Hat outage?
- The latest reported incident started on Oct 22, 2026, 20:21 UTC: "Security Update: Top Hat & Aktiv Unaffected by Recent PHP Vulnerabilities", resolved after <1 min.
- How long do Top Hat outages last?
- Half of Top Hat's incidents in the last 90 days were resolved within 30 min.
Source: Top Hat official status page · RSS of Top Hat incidents · status badge for your site