Technology

AWS outage post-mortem fingers DNS as the culprit that took out a chunk of the internet and services for days — automation systems race and crash

Source

Tom's Hardware

Published

Oct 24, 2025

TL;DR

AI Generated

The recent AWS outage that disrupted internet services for days was traced back to a DNS issue within Amazon's infrastructure. The root cause was a DNS configuration error in DynamoDB that affected Route53 and subsequently impacted EC2 and Network Load Balancer services. The outage was exacerbated by a race condition bug in the DNS resolution process, causing widespread disruptions. Amazon is implementing fixes and additional safeguards to prevent similar incidents in the future, emphasizing the importance of careful programming in automated systems within cloud computing environments.

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AWS outage post-mortem fingers DNS as the culprit that took out a chunk of the internet and services for days — automation systems race and crash

TL;DR

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Amazon unveils 'Resilient Network Graphs' data center network that cuts hardware by 69% and boosts throughput by 33% — now the default for most AWS workloads

Microsoft launches Cloud‑Initiated Driver Recovery for remote rollback of faulty updates — no user action or OEM intervention will be needed to handle broken drivers delivered via Windows Update

AMD to broaden and specialize EPYC CPUs, already working on Zen 7 architecture — increased customization to better address evolving AI and cloud needs

Google, Microsoft, Meta, and Amazon capex spending to hit $725 billion in 2026, up 77% from last year — analyst says bear thesis is 'garbage'

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AWS outage post-mortem fingers DNS as the culprit that took out a chunk of the internet and services for days — automation systems race and crash

TL;DR

Similar Articles

Amazon unveils 'Resilient Network Graphs' data center network that cuts hardware by 69% and boosts throughput by 33% — now the default for most AWS workloads

Microsoft launches Cloud‑Initiated Driver Recovery for remote rollback of faulty updates — no user action or OEM intervention will be needed to handle broken drivers delivered via Windows Update

AMD to broaden and specialize EPYC CPUs, already working on Zen 7 architecture — increased customization to better address evolving AI and cloud needs

Google, Microsoft, Meta, and Amazon capex spending to hit $725 billion in 2026, up 77% from last year — analyst says bear thesis is 'garbage'