AlertOps incident

Outbound SMS notifications not sending

Critical Resolved View vendor source →

AlertOps experienced a critical incident on October 20, 2025 affecting Notifications Delivery Service, lasting 2h 55m. The incident has been resolved; the full update timeline is below.

Started
Oct 20, 2025, 07:02 AM UTC
Resolved
Oct 20, 2025, 09:58 AM UTC
Duration
2h 55m
Detected by Pingoru
Oct 20, 2025, 07:02 AM UTC

Affected components

Notifications Delivery Service

Update timeline

  1. investigating Oct 20, 2025, 09:56 AM UTC

    Outbound SMS notifications over Twilio are not going out due to a provider outage.

  2. investigating Oct 20, 2025, 09:57 AM UTC

    We are continuing to investigate this issue.

  3. resolved Oct 20, 2025, 09:58 AM UTC

    AWS Outage Resolved and we are continue monitoring

  4. postmortem Oct 20, 2025, 09:58 AM UTC

    The incident was caused by a major outage with AWS . AWS restored the services and the incident was resolved.