Overview

• Error rates and latency spiked early October 20 in the US‑EAST‑1 region, triggering cascading failures across consumer and enterprise services.
• AWS identified issues tied to DynamoDB and the DNS resolution of its API endpoint and said teams pursued multiple mitigation paths to restore operations.
• Millions of user reports were logged globally by monitoring sites such as Downdetector, reflecting impact across hundreds of companies and services.
• Affected platforms ranged from Amazon’s own Alexa and Prime Video to Snapchat, Canva, Fortnite, Roblox and ChatGPT, with payment and banking disruptions reported by Mercado Pago, Ualá, Naranja X, Banco Nación and UK banks like Lloyds.
• AWS reported significant recovery with most services operating normally and some residual latency and backlogs, and said a detailed post‑incident report will follow.