Outage in Simbase
[External] - CAT-M Connectivity Issues in the US
Resolved MinorIncident Report
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
Trusted by 1,000+ teams
Never miss outages in third-party dependencies
Stop finding out about outages from your users. Monitor 6,320+ cloud services and get alerted the second something breaks.
Latest Updates ( sorted recent to last )
RESOLVED
6 months ago - at 11/12/2025 07:36AM
This incident has been resolved.
INVESTIGATING
6 months ago - at 11/10/2025 10:40PM
[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.
INVESTIGATING
6 months ago - at 11/10/2025 10:40PM
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
Latest Simbase outages
[External] - Data session establishment issues - 5 days ago
Mobile Data issues - 19 days ago
[External] - Data Instability - about 1 month ago
[External] - Network signaling issues affecting device connectivity - about 1 month ago
Never miss outages in third-party dependencies
With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.
Start free trialNo credit card required · Cancel anytime · 6320 services available
Integrations with
