🌐 How the Internet Works

URL parsing → DNS → TCP → HTTP → server → browser render · 6 interactive steps

What is this?

The internet is a global network of billions of connected computers. Data travels as small packets through routers and cables, guided by addresses and standardized protocols.

Why does it matter?

The internet is the backbone of modern communication, commerce, science, and education. Understanding how it works helps you stay safer online and think critically about technology.

Key terms
IP address — a unique numerical label for every device on the internet DNS — Domain Name System; translates domain names into IP addresses HTTP / HTTPS — protocols for transferring web pages; HTTPS adds encryption Packet — a small chunk of data sent independently and reassembled at the destination Router — a device that directs packets toward their destination Protocol — an agreed-upon set of rules for how data is sent and received
🎯 Try this challenge

List every step that happens when you type "stem.superml.org" into your browser and press Enter — from DNS lookup to pixels on screen. Can you name at least 5 steps?

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