TTC (Toronto) — Outage
ResolvedDegradation - HighMay 27, 2026, 09:41 PM · about 3 hours ago · Duration: 24min · Regions: asia
Incident Summary
Incident Summary
API TTC (Toronto) is currently DOWN in us-west.
Diagnostic Details
Error Type: timeout HTTP Status: N/A Error Message: Request timeout after 10000ms Retry Attempts: 3 (all failed)
Validation Results
Validation Reason: All 3 retry attempts failed Consecutive DOWN Checks: 2 Time Between Checks: 298s
Cross-Region Impact
Also DOWN in: asia, us-east Total Affected Regions: 3
Severity Assessment
Level: HIGH Multiple regions affected or critical error type detected.
Detected by Probecast Health Monitor - 2026-05-27T21:41:23.493Z
Timeline
Started
May 27, 2026, 09:41 PM
about 3 hours ago
Resolved
May 27, 2026, 10:05 PM
about 3 hours ago
Duration
24min
Evidence Logs(5 checks)
| Time | Region | Status | Latency | Code |
|---|---|---|---|---|
| May 27, 09:41 PM | us-west | down | 10000ms | — |
| May 27, 09:36 PM | asia | down | 10001ms | — |
| May 27, 09:36 PM | us-east | down | 10000ms | — |
Track TTC (Toronto) reliability
This isn't TTC (Toronto)'s first incident. They had 704 incidents in the last 180 days, averaging 33 minutes of impact.
Related Incidents
TTC (Toronto)
May 27, 2026, 10:41 PM · 1h 19min
TTC (Toronto)
May 27, 2026, 05:56 PM · 20min
TTC (Toronto)
May 27, 2026, 02:57 PM · 24min
TTC (Toronto)
May 27, 2026, 08:36 AM · 30min
TTC (Toronto)
May 27, 2026, 06:37 AM · 59min