Feb 15 · 3 min read · What is DNS? 1️⃣ DNS is the Internet’s Phonebook DNS translates: google.com → 142.x.x.x Humans remember names.Machines route using IP addresses. But DNS is not a single phonebook. It’s a hierarchical, delegated, distributed system. 2️⃣ The Big Pi...
Join discussionJan 31 · 6 min read · When you open a website, stream a video, or connect your laptop at work, a lot of hardware silently works to make that happen. Understanding these devices modems, routers, switches, firewalls, and load balancers helps software engineers, developers, ...
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Jan 28 · 4 min read · Before talking about APIs, microservices, or cloud deployments, it’s important to understand how data physically reaches your laptop or server. No matter where you are — home, office, or a data center — the basic flow is always the same: Internet → N...
Join discussionJan 21 · 9 min read · The Domain Name System, or DNS for short, is often referred to as the phone book of the internet. Have you ever thought about what really happens when you type google.com into your browser and a website opens almost instantly? It may feel like magic,...
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Jan 21 · 7 min read · The Domain Name System, or DNS for short, is often referred to as the phone book of the internet. Have you ever thought about what really happens when you type google.com into your browser and a website opens almost instantly? It may feel like magic,...
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