Resolved after 1 hour 58 minutes, affecting Campaign Sending and Email Campaigns and 1 more, on May 19, 2026.
This incident is now resolved, and all delayed mailings have caught up and are being delivered.
Affected components
Update timeline
- investigating May 19, 2026, 10:29 AM UTC
We've received reports of campaign deliveries being delayed. Our teams are investigating the issue and we'll post updates as we have them.
- investigating May 19, 2026, 11:07 AM UTC
Investigations into this issue are ongoing.
- investigating May 19, 2026, 11:20 AM UTC
As our teams continue to investigate, we've confirmed these delays are also affecting delivery of OTV (one time verification) login codes.
- investigating May 19, 2026, 11:27 AM UTC
Our teams were able to pinpoint the issue and have begun rolling out a fix. We are beginning to see mailings deliver. Stay tuned for additional updates.
- monitoring May 19, 2026, 11:55 AM UTC
We are seeing the last batch of delayed mailings beginning to catch up and deliver from our systems. We will continue to monitor traffic and provide an update when the incident is fully resolved.
- resolved May 19, 2026, 12:27 PM UTC
This incident is now resolved, and all delayed mailings have caught up and are being delivered.
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