Hetzner incident

Maintenance emergency power system in DC9

Resolved after 7 hours 3 minutes, affecting HEL1 (HEL1-DC9), on June 5, 2026.

identified Jun 05, 2026, 05:10 AM UTC

We will perform routine maintenance work on our emergency power systems. Due to the redundant design of our power supply systems, we do not expect any issues.

Started: Jun 05, 2026, 04:00 AM UTC
Resolved: Jun 05, 2026, 11:03 AM UTC
Duration: 7h 3m
Detected by Pingoru: Jun 05, 2026, 04:00 AM UTC

Affected components

HEL1 (HEL1-DC9)

Update timeline

scheduled Jun 01, 2026, 10:23 AM UTC

We will perform routine maintenance work on our emergency power systems. Due to the redundant design of our power supply systems, we do not expect any issues.
scheduled Jun 03, 2026, 12:14 PM UTC

We will perform routine maintenance work on our emergency power systems. Due to the redundant design of our power supply systems, we do not expect any issues.
identified Jun 05, 2026, 05:10 AM UTC

We will perform routine maintenance work on our emergency power systems. Due to the redundant design of our power supply systems, we do not expect any issues.

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