Today's Network Issue

What this post added

This post details a network issue caused by an upstream transit provider's network consolidation and migration, which inadvertently rerouted traffic to Cloudflare's Los Angeles data center, causing overload and service degradation for a portion of users. It highlights Cloudflare's reliance on Anycast routing, the challenges of managing traffic flow through multiple transit providers, and the company's rapid response and collaboration with the transit provider to resolve the issue. The post also emphasizes Cloudflare's commitment to learning from such incidents and improving its internal routing management to prevent future disruptions.