How DNS Actually Works

Learn how your browser finds a website's IP address. Follow the complete DNS journey through resolvers, root servers, TLD nameservers and authoritative DNS, with animated diagrams and practical examples.

SCENE 01

Introduction

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Let's Understand

ANIMATED DNS DIAGRAM

Key Learning Points

Try DNS Commands Yourself

Open Windows Command Prompt and run: nslookup thepentestlab.in

Find mail records: nslookup -type=MX thepentestlab.in

Find nameserver records: nslookup -type=NS thepentestlab.in

Next episode: How HTTP Actually Works — Requests, Responses and Methods.