Courier: Outbound notifications are not being sent
Affected components: Integrations: Outbound from Courier - Mailjet REST APIIntegrations: Outbound from Courier - SparkPost SMTP API - USAIntegrations: Outbound from Courier - Plivo REST APIs and XMLIntegrations: Outbound from Courier - Twilio AUTOPILOTIntegrations: Outbound from Courier - SparkPost SMTP Delivery - EUROPEIntegrations: Outbound from Courier - SparkPost SMTP Delivery - USAIntegrations: Outbound from Courier - Plivo SMS APIIntegrations: Outbound from Courier - Nexmo Outbound SMSIntegrations: Outbound from Courier - Mailjet SEND APIIntegrations: Outbound from Courier - Slack Apps/Integrations/APIsIntegrations: Outbound from Courier - Twilio SMSIntegrations: Outbound from Courier - SparkPost SMTP API - EUROPEIntegrations: Outbound from Courier - mailgun Outbound DeliveryIntegrations: Outbound from Courier - Segment Data Ingestion (Tracking) APIIntegrations: Outbound from Courier - mailgun APIIntegrations: Outbound from Courier - Segment Cloud Sources
Timeline of updates
- investigating
We are currently investigating an issue where messages are not being sent to downstream providers.
- identified
The issue has been identified and a patch has been deployed.
- monitoring
A fix has been implemented and the team is monitoring pipeline health. All unprocessed messages should be sent as platform health recovers.
- resolved
The incident has been verified as resolved
Archive proof
Rewindex commits each version of an incident it captures to a daily checkpoint, chains it to the day before, and has the checkpoint timestamped by FreeTSA and DigiCert.
How the archive is checked, and what it cannot prove.
This incident predates live tracking (October 17, 2026). It came from the vendor’s own published history, which is not covered by checkpoints.
Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab).