Resolved · lasted 2 h
Klaviyo outage on September 11
Reports for Klaviyo jumped to 65 an hour and stayed high for 2 h.
- Started
- 3:00 PM
- September 11, 2026 · UTC
- Back to normal
- 5:00 PM
- 2 h later
- Peak
- 65/hr
- 33× normal
- Klaviyo’s incident
- —
- Nothing posted
Reports during the outage
1:00 PM6:50 PM UTC
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