Cloudflare Outage - Who Broke the Internet?

Analyze the major Cloudflare outage that occurred on November 18th, 2025, which caused thousands of websites to go down in one of the worst incidents since 2019. Explore what happened during this significant internet disruption, examine how the outage unfolded despite mature tooling and AI-assisted systems, and understand the root causes behind this widespread service failure. Learn from a DevOps engineering perspective why such outages matter for platforms that power a substantial portion of the internet infrastructure, and gain insights into the technical breakdown based on Cloudflare's detailed post-incident analysis.