MailChimp incident

Campaign Click Tracking Issue

Resolved after 78 days 7 hours, on August 4, 2026.

investigating Aug 04, 2026, 04:34 PM UTC

We have identified and resolved an issue due to campaign links not being tracked correctly. Tracking has been fully restored; however, click tracking during the affected window (starting around 11:00 AM EST on August 3rd to 12:00 PM EST on August 4th) cannot be backfilled. This will impact areas such as campaign reporting sent during this window. We sincerely apologize for the inconvenience.

Started
Aug 04, 2026, 04:34 PM UTC
Resolved
Oct 22, 2026, 12:23 AM UTC
Duration
78d 7h
Detected by Pingoru
Aug 04, 2026, 04:34 PM UTC

Update timeline

  1. investigating Aug 04, 2026, 04:34 PM UTC

    We have identified and resolved an issue due to campaign links not being tracked correctly. Tracking has been fully restored; however, click tracking during the affected window (starting around 11:00 AM EST on August 3rd to 12:00 PM EST on August 4th) cannot be backfilled. This will impact areas such as campaign reporting sent during this window. We sincerely apologize for the inconvenience.

Your product runs on more than MailChimp

Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.

Add your stack →