SparkPost incident

Outbound message delivery is delayed/slow for some SparkPost customers (US and EU regions)

Minor Resolved View vendor source →

SparkPost experienced a minor incident on March 5, 2026 affecting SMTP Delivery - USA and SMTP Delivery - EUROPE, lasting 32m. The incident has been resolved; the full update timeline is below.

Started
Mar 05, 2026, 12:51 AM UTC
Resolved
Mar 05, 2026, 01:24 AM UTC
Duration
32m
Detected by Pingoru
Mar 05, 2026, 12:51 AM UTC

Affected components

SMTP Delivery - USASMTP Delivery - EUROPE

Update timeline

  1. investigating Mar 05, 2026, 12:51 AM UTC

    We are investigating an increase in delivery latency for some outbound messages.

  2. monitoring Mar 05, 2026, 01:00 AM UTC

    We are observing recovery in email delivery performance and are actively monitoring.

  3. resolved Mar 05, 2026, 01:24 AM UTC

    This incident has been resolved.