Outage in One Signal
Delay in deliveries impacting free customers
Resolved Minor
May 22, 2026 - Started 7 days ago
- Lasted about 1 hour
Incident Report
Summary AI Generated
OneSignal experienced a 48-minute service disruption where timezone-based and intelligent message deliveries were delayed due to a message backlog. Free customers using Timezone-based Delivery, Intelligent Delivery, or Retry Delivery features were affected by the delays. The team identified the root cause and implemented mitigations to resolve the issue.
What’s happening: Timezone based and intelligent deliveries impacted because of backlog of messages.
Who’s affected:
• Any free customers using Timezone-based Delivery, Intelligent Delivery, or Retry Delivery.
Current Status: We are investigating the issue and will provide an update in 30 minutes
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Latest Updates ( sorted recent to last )
IDENTIFIED
7 days ago - at 05/22/2026 07:46PM
We've identified the root cause and are actively implementing mitigations.
INVESTIGATING
7 days ago - at 05/22/2026 07:37PM
What’s happening: Timezone based and intelligent deliveries impacted because of backlog of messages.
Who’s affected:
• Any free customers using Timezone-based Delivery, Intelligent Delivery, or Retry Delivery.
Current Status: We are investigating the issue and will provide an update in 30 minutes
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