Simon Data incident

Elevated 5xx Transmissions error rates and latency for some SparkPost customers (US hosted only)

Major Resolved View vendor source →

Simon Data experienced a major incident on October 15, 2024 affecting Simon Mail (message sending) and Simon Mail (subscription management), lasting 3h 38m. The incident has been resolved; the full update timeline is below.

Started
Oct 15, 2024, 03:06 PM UTC
Resolved
Oct 15, 2024, 06:44 PM UTC
Duration
3h 38m
Detected by Pingoru
Oct 15, 2024, 03:06 PM UTC

Affected components

Simon Mail (message sending)Simon Mail (subscription management)

Update timeline

  1. investigating Oct 15, 2024, 03:06 PM UTC

    Sparkpost is experiencing an elevated level of errors and latency on the Transmissions API for some SparkPost customers. Some Simon Mail users may experience issues. Our engineering team is closely monitoring the issue for updates from Sparkpost.

  2. monitoring Oct 15, 2024, 03:18 PM UTC

    Sparkpost indicated a fix has been implemented and Simon is monitoring the results as we recover flows and journeys.

  3. monitoring Oct 15, 2024, 03:38 PM UTC

    We are still monitoring as we recover any failed flows or journeys.

  4. resolved Oct 15, 2024, 06:44 PM UTC

    Simon has finalized recovery efforts as a result of the reported incident. We are closing out this incident. If you have any questions or see any issues, please report it to our support team.