Customer.io incident

Customer.io Documentation website (https://docs.customer.io) may not be loading for some customers

Resolved after 19 hours 33 minutes, affecting Knowledge Base, on October 20, 2025.

monitoring Oct 20, 2025, 04:03 PM UTC

One of our upstream hosting providers is experiencing issues, which may cause intermittent problems for some customers trying to reach our documentation website: https://docs.customer.io. We apologize for the issue and will be monitoring this for when we can confirm the issue is fully resolved.

Started
Oct 20, 2025, 04:03 PM UTC
Resolved
Oct 21, 2025, 11:37 AM UTC
Duration
19h 33m
Detected by Pingoru
Oct 20, 2025, 04:03 PM UTC

Affected components

Knowledge Base

Update timeline

  1. monitoring Oct 20, 2025, 04:03 PM UTC

    One of our upstream hosting providers is experiencing issues, which may cause intermittent problems for some customers trying to reach our documentation website: https://docs.customer.io. We apologize for the issue and will be monitoring this for when we can confirm the issue is fully resolved.

  2. resolved Oct 21, 2025, 11:37 AM UTC

    This incident has been resolved.

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