When a Tiny DNS Misstep Stopped the Internet: Why Architects & Consultants Must Think Bigger?

When the internet falters, it’s rarely because of something big—it’s often a tiny misstep that triggers a massive ripple. On October 20, 2025, a small DNS automation glitch in AWS’s US-EAST-1 region cascaded into a global outage, disrupting everything from gaming to banking. This incident wasn’t just a technical hiccup; it was a wake-up call for architects, engineers, and business leaders to rethink resilience, dependency chains, and the very foundations of cloud transformation.

Read more in our latest POV titled: When a Tiny DNS Misstep Stopped the Internet to uncover what happened, why it matters, and how businesses can build stronger digital resilience.

Author Details

Chirantan Saha

Chirantan Saha is a Principal at Infosys Consulting based in Singapore; he is a veteran cloud engineer and architect turned consultant with 20+ years in enterprise architecture, cloud migration and infrastructure transformation. He specialises in helping organisations rationalise their applications, optimise cloud strategy and build resilient digital platform architecture, ensuring workloads deliver solutions that are not only resilient and scalable but also cost-efficient.

Leave a Comment

Your email address will not be published. Required fields are marked *