T-Mobile, Sprint, AT&T and Verizon customers report widespread cell service outages 06/15/2020

AT&T says their network is working properly, but users of the carrier continue to report problems with their devices.

How Downdetector works

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Downdetector collects status reports from a series of sources, including Twitter and reports submitted on our websites and mobile apps. Our system validates and analyzes these reports in real-time, allowing us to automatically detect outages and service disruptions in their very early stages.

How Downdetector helps online service providers

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By leveraging over 22 million monthly reports from individual users, real-time analysis and verification of outage reports, Downdetector Enterprise™ helps service providers reduce downtime and increase customer satisfaction. Downdetector Enterprise provides operational monitoring, automated alerting, visibility into third-party services and real-time incident analysis — allowing your team to reduce troubleshooting costs, minimize downtime and rapidly resolve customer service issues.

https://downdetector.com/status/t-mobile/