What Is CDN (Content Delivery Network)?
A CDN (Content Delivery Network) is a geographically distributed network of servers that caches and delivers web content to users based on their physical location. Instead of every visitor loading your website from a single server, a CDN serves cached copies from the nearest edge server — reducing load times dramatically.
Major CDN providers include Cloudflare, AWS CloudFront, Fastly, and Akamai. Many modern hosting platforms (like Cloudflare Pages, Vercel, and Netlify) include CDN functionality by default.
CDNs don't just improve speed — they also provide DDoS protection, SSL/TLS encryption, and improved reliability. If your origin server goes down, the CDN can continue serving cached content.
Why This Matters for Startups
For startups, a CDN is practically mandatory. Users expect pages to load in under 2 seconds, and Google uses page speed as a ranking factor. The good news is that many modern hosting platforms include CDN automatically. If you're using Cloudflare Pages (like NiceName.me does), your content is already served from a global CDN. If you're on traditional hosting, adding Cloudflare's free tier as a CDN layer is one of the highest-impact optimizations you can make.
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