Outage report · Major outage

Zendesk outage on Oct 28, 2026

Some customers are encountering CF error messages accessing Zendesk Support

SeverityMajor outage
StartedOct 28, 2026, 23:27UTC
ResolvedOct 29, 2026, 00:28UTC
Duration1h 1m

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.

Read Zendesk's official incident report ↗

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

51.7/100

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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