MailerSend Outage History

MailerSend is up right now

MailerSend had 1 outage in the last 2 years — averaging 0 incidents per month.

There was 1 MailerSend outage since February 19, 2026. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.mailersend.com

Minor February 19, 2026

We are experiencing degraded performance

Detected by Pingoru
Feb 19, 2026, 03:25 PM UTC
Resolved
Feb 19, 2026, 03:25 PM UTC
Duration
Affected: MailerSend APP
Timeline · 4 updates
  1. investigating Feb 19, 2026, 03:14 PM UTC

    Status: Investigating We are currently investigating intermittent database issues that may cause degraded performance (elevated latency and occasional errors). Our team is working to restore normal service as quickly as possible. We will provide updates as we learn more. Affected components MailerSend APP (Degraded performance)

  2. identified Feb 19, 2026, 03:17 PM UTC

    Status: Identified The issue has been identified and a fix is being implemented. Affected components MailerSend APP (Degraded performance)

  3. monitoring Feb 19, 2026, 03:21 PM UTC

    Status: Monitoring We identified the cause of the degraded performance affecting our service and have applied mitigations. We’re currently monitoring systems to confirm stability and will share another update as we have more information. Affected components MailerSend APP (Degraded performance)

  4. resolved Feb 19, 2026, 03:25 PM UTC

    Status: Resolved The issue has been resolved and systems have returned to normal. We’ll continue monitoring to ensure ongoing stability. Thank you for your patience. Affected components MailerSend APP (Operational)

Read the full incident report →