2026 network outage report and internet health check
Summary
ThousandEyes’ weekly outage reports track network and cloud service disruptions across ISPs, public cloud providers, collaboration apps, and edge services. The latest data shows weekly swings in outage volume, with both global and U.S. incidents moving up and down across the reporting period. The report highlights several notable incidents involving major transit and carrier providers such as Cogent, GTT, Arelion, Zayo, Verizon Business, AT&T, Comcast, Lumen, and others. It also calls out a Microsoft 365 disruption and a Cloudflare BYOIP issue, showing how infrastructure and platform failures can affect many downstream customers at once. The article serves as a market pulse on internet reliability and the operational risks facing software and cloud-dependent businesses.
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