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CK-12 Foundation Status Page

Education & Learning · monitored by Alert24

All Systems Operational

Current Status

All Systems Operational

View CK-12 Foundation status page ↗

Recent Incidents

Site unavailable

none

Jun 4, 2025 · resolved Jun 4

CK-12 was unavailable from 2:00 PM to 3:15 PM PST. The issue has been resolved, and we apologize for any inconvenience caused.

Assessment pages (Practice and Quiz) not loading properly

none

Apr 9, 2024 · resolved Apr 9

This incident has been resolved.

Assignment Submissions Failing

none

Mar 13, 2024 · resolved Mar 13

This incident has been resolved.

Elevated Errors and Slowdown

major

Feb 21, 2024 · resolved Feb 21

This incident has been resolved.

Investigating an issue with sign in

none

Jan 12, 2023 · resolved Jan 13

This incident has been resolved.

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