Companies/Deno Deploy/Incidents

Deno Deploy: Intermittent Request Failures

Affected components: Managed Network

Timeline of updates

1. investigating2026-05-07 17:43 UTC

   We are currently investigating this incident. We're seeing again some requests failing with 503 errors with the message \`NO\_VALID\_CLUSTER\`.

2. resolved2026-05-07 18:15 UTC

   This incident has been resolved. The internal service mesh has seen handshake failures between some nodes and we have implemented mitigation measures. We're investigating the root cause for a final fix..

Impact, status and times are the vendor’s own, as last archived. View on denostatus.com (opens in new tab).

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