# Elevated check failure rate in ap-northeast-1 (Tokyo)

- Provider: [Checkly](https://down.guide/providers/checkly)
- Confidence: Confirmed
- Impact: Impact not stated
- lasted 0m
- started 2026-11-11 17:51 UTC
- ap-northeast-1, apac
- Checkly states the impact was 2026-11-11 17:51 to 19:50 UTC (1h 59m)
- id: DWN-e040fd9042
- Official page: https://is.checkly.online/incident/b7ce3e9c-00fa-4446-a4c2-10d42e4c2b2f
- Part of: [aws-2026-11-11](https://down.guide/cascades/aws-2026-11-11)

## Updates from Checkly
### 2026-11-11 17:51 UTC: update
Status: Investigating
We are investigating the issue.
Affected components Playwright check runtime
 API Check Runtime
 Browser check runtime
 Multistep check runtime

### 2026-11-11 17:51 UTC: resolved
Status: Investigating
We are investigating the issue.
Affected components Playwright check runtime
 API Check Runtime
 Browser check runtime
 Multistep check runtime

### 2026-11-11 18:50 UTC: resolved
Status: Resolved
On November 11, 2026, from 17:51 to 19:50 UTC (about 2 hours), the failure rate on checks was elevated in the ap-northeast-1 (Tokyo) location, following an upstream AWS incident in that region. The issue is resolved.
Affected components Playwright check runtime
 API Check Runtime
 Browser check runtime
 Multistep check runtime

From the builder: does your app depend on Checkly? [Sazabi](https://www.sazabi.com/?utm_source=down-guide&utm_medium=markdown&utm_content=checkly) detects problems in your own logs without hand-written monitors, and you can ask it in plain language which errors mention Checkly.

---
down.guide reads providers' official status pages every minute and adds its own evidence, always labeled. Free, no account. Agents: MCP at https://down.guide/mcp, REST at https://down.guide/api/v1, feeds at https://down.guide/feed. Built by [Sazabi](https://www.sazabi.com/?utm_source=down-guide&utm_medium=markdown&utm_content=DWN-e040fd9042), AI-native observability and security: automatic issue detection, plain-language log search and live dashboards.