Simbase incident
[External] - CAT-M Connectivity Issues in the US
Simbase experienced a minor incident on November 10, 2025, lasting 1d 8h. The incident has been resolved; the full update timeline is below.
Update timeline
- investigating Nov 10, 2025, 10:40 PM UTC
Abnormal behavior detected on CAT-M networks affecting roaming connectivity. This may cause temporary access issues to CAT-M networks for IoT devices. Affected countries: US
- investigating Nov 10, 2025, 10:40 PM UTC
[2025-11-10 22:24:30] - Incident status was updated to "investigating". Summary: An issue has been identified affecting certain SIMs roaming on two major CAT-M networks in the United States. This may cause temporary access problems. The provider is actively investigating and working to restore normal service.
- resolved Nov 12, 2025, 07:36 AM UTC
This incident has been resolved.