Exclaimer incident
Delivery delays for messages sent from Gmail / Google Workspace
Resolved after 21 hours 50 minutes, affecting US: Server-Side: Mail Routing - Google Workspace and EU: Server-Side: Mail routing - Google Workspace and 1 more, on September 22, 2026.
Our engineers have confirmed this issue was caused by a change on Google's side, that we have implemented a code change to mitigate and will continue to work with Google to address the issue.
Affected components
Update timeline
- investigating Sep 22, 2026, 10:08 AM UTC
Exclaimer engineers are investigating a delivery delay affecting some messages sent from Gmail/Google Workspace to Exclaimer Cloud. Some of these messages may be retried by the sender and may appear as temporary deferrals rather than delivery failures. We are not currently aware of any confirmed message loss and will provide updates as we learn more.
- investigating Sep 22, 2026, 10:15 AM UTC
We are continuing to investigate this issue.
- monitoring Sep 22, 2026, 03:58 PM UTC
Our engineers have confirmed this issue was caused by a change on Google's side, that we have implemented a code change to mitigate and will continue to work with Google to address the issue.
- resolved Sep 23, 2026, 07:58 AM UTC
This incident has been resolved.
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