Outage in Particle

EtherSIM connectivity

Resolved Minor
October 09, 2025 - Started about 2 months ago - Lasted about 10 hours
Official incident page

Incident Report

Particle is investigating elevated levels of cellular rejections for devices connected on EtherSIM.
Components affected
Particle Cellular Connectivity

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Latest Updates ( sorted recent to last )
RESOLVED about 2 months ago - at 10/10/2025 01:56AM

Online devices count and behavior match our daily numbers.

MONITORING about 2 months ago - at 10/10/2025 12:35AM

The number of online devices is now within our daily baseline; we expect devices to have recovered and are waiting for confirmation from our partners that the problem is resolved.

MONITORING about 2 months ago - at 10/09/2025 11:35PM

Device recovery continues. Recovery is at 80% pre-outage levels.

MONITORING about 2 months ago - at 10/09/2025 10:06PM

Recovery is still underway.

MONITORING about 2 months ago - at 10/09/2025 08:32PM

We have observed strong signs of recovery and expect devices to reconnect soon.

IDENTIFIED about 2 months ago - at 10/09/2025 05:54PM

The situation has stabilised, but apart from a small batch of devices, recovery is not yet underway. We continue to work with our partners to understand the outage, and will provide an ETA to full recovery as soon as it's available.

IDENTIFIED about 2 months ago - at 10/09/2025 03:58PM

Our cellular partners have confirmed an outage on their end, and are working to restore connectivity. A subset of devices connected via EtherSIM is affected.
We will provide more information as soon as it becomes available.

INVESTIGATING about 2 months ago - at 10/09/2025 03:45PM

Particle is investigating elevated levels of cellular rejections for devices connected on EtherSIM.

Latest Particle outages

Device connectivity instability - about 2 months ago
Integration, Logic & Ledger Outage - about 2 months ago
Cellular outage in US - 2 months ago

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