Resend incident

Intermittent Issues with SMTP

Resolved after 18 hours 4 minutes, affecting SMTP, on February 12, 2026.

monitoring Feb 13, 2026, 01:11 AM UTC

The fix has been pushed and we are now monitoring the situation.

Started
Feb 12, 2026, 08:31 AM UTC
Resolved
Feb 13, 2026, 02:35 AM UTC
Duration
18h 4m
Detected by Pingoru
Feb 12, 2026, 08:31 AM UTC

Affected components

SMTP

Update timeline

  1. investigating Feb 12, 2026, 08:31 AM UTC

    We are currently investigating intermittent issues when sending emails with SMTP.

  2. investigating Feb 12, 2026, 12:08 PM UTC

    We are continuing to investigate the intermittent SMTP issue with urgency. Our team is actively reviewing logs and monitoring system performance to identify the root cause. At this time, a small percentage of SMTP requests are failing. We will share additional updates as soon as more information becomes available.

  3. identified Feb 12, 2026, 02:21 PM UTC

    We are continuing to investigate and fix the intermittent SMTP issue with urgency.

  4. identified Feb 12, 2026, 07:11 PM UTC

    We are continuing to work on resolving the intermittent SMTP issue. A small percentage of SMTP requests may still fail. Our team is actively investigating and testing potential fixes. We will provide another update as progress is made.

  5. identified Feb 12, 2026, 10:21 PM UTC

    We're continuing to work on this. Some SMTP requests may still intermittently fail. Our team has been ruling out potential causes and is continuing to work toward a resolution.

  6. monitoring Feb 13, 2026, 01:11 AM UTC

    The fix has been pushed and we are now monitoring the situation.

  7. resolved Feb 13, 2026, 02:35 AM UTC

    We have resolved the underlying issue and service has been resumed.

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