Outage report · Major outage
Zendesk outage on Oct 28, 2026
Some customers are encountering CF error messages accessing Zendesk Support
What happened
Zendesk reported a major outage starting Oct 28, 2026, 23:27 UTC, affecting Support, API, Knowledge, Articles / Knowledge Base, Community, Misc, Requests / Request Form, Search and 22 more. It was marked resolved at Oct 29, 2026, 00:28 UTC.
- The incident lasted 1h 1m from first report to resolution.
- Zendesk had reported 9 other partial or major outages in the 90 days before it.
- 10 other vendors we track reported a significant incident within 12 hours of it.
What our independent monitoring saw
Our independent monitoring of Zendesk started after this incident, so this report is based on Zendesk's status page.
Other outages around the same time
Significant incidents other vendors reported within 12 hours of this one.
Zendesk's overall reliability
Zendesk has a reliability score of 51.7/100, with 98.85% effective uptime and 13 incidents over the last 90 days.
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