Mailjet incident

Delays in emails processing and general app.mailjet.com login issues

Major Resolved View vendor source →

Mailjet experienced a major incident on September 30, 2025 affecting Mailjet App and Website (Mailjet.com) and 1 more component, lasting 7h 43m. The incident has been resolved; the full update timeline is below.

Started
Sep 30, 2025, 10:21 AM UTC
Resolved
Sep 30, 2025, 06:05 PM UTC
Duration
7h 43m
Detected by Pingoru
Sep 30, 2025, 10:21 AM UTC

Affected components

Mailjet AppWebsite (Mailjet.com)SEND APIREST APIOutgoing SMTPStatistics Display

Update timeline

  1. investigating Sep 30, 2025, 10:21 AM UTC

    We are currently investigating an issue impacting email processing along with app.mailjet.com login issues, reflecting into "wrong password" errors.

  2. investigating Sep 30, 2025, 10:36 AM UTC

    We are continuing to investigate this issue.

  3. identified Sep 30, 2025, 11:12 AM UTC

    We have identified the root cause of the issue. While we are working on getting this resolved, clients will experience inability to log into app.mailjet.com as well as experience email processing delays.

  4. identified Sep 30, 2025, 02:54 PM UTC

    We are continuing to work on a fix for this issue.

  5. identified Sep 30, 2025, 04:09 PM UTC

    We are continuing to work on a fix for this issue.

  6. monitoring Sep 30, 2025, 05:44 PM UTC

    A fix has been implemented and we are monitoring the results.

  7. resolved Sep 30, 2025, 06:05 PM UTC

    The incident has been resolved. Any missing statistics during the incident haven't been lost and will show up in the statistics page later today.