# Service Impact in Azure Switzerland North

- Provider: [Hasura Cloud](https://down.guide/hasura)
- Level: confirmed
- Impact: Major outage
- lasted 5h 59m
- started 2025-09-27 00:49 UTC
- us
- id: DWN-b45ce03180
- Official page: https://hasura-status.com/incidents/01K64AA5TP94NTZ046XNH4VE94

## Updates from Hasura Cloud
### 2025-09-27 00:49 UTC: investigating
We are currently experiencing an issue affecting services hosted in Azure Switzerland North. Some Virtual Machines in this region may be inaccessible and may have restarted unexpectedly.
Azure has acknowledged the issue and is actively investigating. We are monitoring the situation and will provide updates as they become available.

### 2025-09-27 00:56 UTC: investigating
Azure team continues to investigate

### 2025-09-27 02:49 UTC: identified
We are aware of an ongoing issue affecting Azure services in the Switzerland North region.
Microsoft is actively investigating and preparing a fix.
You can follow the latest updates directly on the \[Azure Status Page\](https://azure.status.microsoft/en-us/status).
We will continue monitoring and will post updates here if there are any changes affecting our services.

### 2025-09-27 04:05 UTC: monitoring
Azure has identified the root cause of the issue impacting services in the Switzerland North region. A recent deployment introduced a malformed certificate prefix that disrupted connection authorization.
Microsoft has rolled back the faulty deployment and is seeing recovery across impacted services. They are continuing to monitor traffic and service stability, with full mitigation expected by \*\*05:30 UTC\*\*.
We will keep monitoring the situation and share another update once full recovery is confirmed.

### 2025-09-27 06:48 UTC: resolved
This incident has been \*\*resolved\*\*.
Azure has rolled back the faulty deployment that caused the issue with connection authorization in the Switzerland North region. Most impacted services have fully recovered, and the remaining few are nearing completion.
We have observed stable service performance on our end and consider this issue resolved. We will continue to monitor and take action if any further problems arise.

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