Cisco Umbrella incident

Secondary Protective DNS (PDNS) IP Address not reachable

Resolved after 1 hour 44 minutes, affecting DNS, on November 27, 2025.

monitoring Nov 27, 2025, 11:51 PM UTC

A fix has been implemented and we are monitoring the results. The issue should be resolved for most (but not all) customers.

Started: Nov 27, 2025, 10:59 PM UTC
Resolved: Nov 28, 2025, 12:44 AM UTC
Duration: 1h 44m
Detected by Pingoru: Nov 27, 2025, 10:59 PM UTC

Affected components

DNS

Update timeline

identified Nov 27, 2025, 10:59 PM UTC

We are currently investigating an issue with the secondary Protective DNS (PDNS) IP Address (204.194.234.200) not being reachable from the public internet. The primary IP Address (204.194.232.200) remains operational. Only customers using this specific IP Address may be impacted in the event that they are unable to reach the primary IP Address.
monitoring Nov 27, 2025, 11:51 PM UTC

A fix has been implemented and we are monitoring the results. The issue should be resolved for most (but not all) customers.
resolved Nov 28, 2025, 12:44 AM UTC

This incident has been resolved.

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