Multiple CDN and Platform Outages Hit Enterprise Web Teams

What happened

Multiple major web infrastructure providers experienced service disruptions between April 23 and May 7, 2026. GitHub suffered DNS resolution failures affecting 5-7% of traffic on April 23, which cascaded to cause elevated build failures on Netlify. Netlify separately experienced Image CDN errors on April 24 and elevated errors with latency on May 6. Vercel reported elevated build errors on April 30, while Cloudflare's 1.1.1.1 DNS resolver website became inaccessible on May 7. GitHub also experie

Business impact

These cascading failures demonstrate how interconnected web infrastructure can amplify single points of failure across enterprise deployment pipelines. Teams likely experienced failed builds, broken image delivery, and deployment delays during critical business periods. The GitHub DNS issue alone af

Background

This cluster of incidents highlights the concentration risk in modern web infrastructure, where platforms like Netlify and Vercel depend heavily on GitHub for source code management and build triggers. The timing suggests potential shared infrastructure dependencies or coincidental peak load periods. Enterprise teams increasingly rely on these managed services to reduce operational overhead, but t

What this means for your team

Audit your deployment pipeline dependencies and map which services rely on shared infrastructure providers like GitHub or Cloudflare DNS. Implement build artifact caching and consider maintaining backup deployment methods for critical releases. Set up monitoring for your CDN performance and establis

What to watch

Monitor whether these providers publish post-incident reviews that reveal shared infrastructure causes or coordination gaps. Watch for changes to SLA terms or new redundancy features from these platforms in response to this cluster of incidents.