Lettermint experienced a minor incident on April 7, 2026 affecting SMTP Relay, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 07, 2026, 06:43 PM UTC
Status: Investigating We are noticing degraded performance with sending larger attachment to our SMTP relay and are currently investigating the issue. Affected components SMTP Relay (Degraded performance)
- monitoring Apr 07, 2026, 07:52 PM UTC
Status: Monitoring Fix has been deployed for the intermittent connection errors affecting SMTP submissions with larger attachments. We are now observing traffic to confirm the issue is fully resolved. No action is required from customers. Affected components SMTP Relay (Operational)
- resolved Apr 07, 2026, 08:31 PM UTC
Status: Resolved We are no longer seeing any connection issues. A post-mortem will be shared as soon as possible. Our findings have been shared with the developer of the package and will cooperate to fix the issue for the ecosystem. Affected components SMTP Relay (Operational)