Infrastructure
ISPs, autonomous systems, NAT, BGP, and CDNs. The backbone hardware and protocols that keep the whole internet running.
What Is a CDN? Content Delivery Networks Explained
A CDN distributes your content across global servers so users load it from the nearest location. Learn how CDNs work, …
What Is a Load Balancer? Distributing Traffic Like a Pro
A load balancer distributes incoming network traffic across multiple servers, preventing overload and ensuring high …
What Is an ASN? Autonomous System Numbers Explained
An ASN identifies a network or group of networks under a single administrative policy. Learn how ASNs work in internet …
What Is an ISP? How Internet Service Providers Actually Work
An ISP connects you to the internet. Learn how ISPs work, the different tiers, what data they collect, and why they …
What Is BGP? The Protocol That Holds the Internet Together
BGP (Border Gateway Protocol) is the routing protocol that connects all networks on the internet. Learn how BGP works, …
What Is NAT? How Your Router Lies to the Internet
NAT (Network Address Translation) lets multiple devices share one public IP address. Learn how NAT works, the different …
What Is Port Forwarding? Opening Doors Through Your Router
Port forwarding lets external traffic reach a specific device behind your router. Learn how it works, when you need it, …