---
title: "Discussion on \"Understanding DNS Like a System Designer\" | Hashnode"
description: "Discussion on \"Understanding DNS Like a System Designer\". What is DNS?\n1️⃣ DNS is the Internet’s Phonebook\nDNS translates:\ngoogle.com  →  142.x.x.x\n\nHumans remember names.Machines route using IP addresses.\nBut DNS is not a single phonebook.\nIt’s a hierarchical, delegated, distributed system.\n\n2️⃣ The Big Pi..."
url: "https://hashnode.com/posts/understanding-dns-like-a-system-designer/6991ee1c76424e51617176e8"
---

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# [Understanding DNS Like a System Designer](https://prashrey.hashnode.dev/understanding-dns-like-a-system-designer?utm_source=hashnode&utm_medium=feed)

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...

Feb 15 · 3 min read · prashrey.hashnode.dev  
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-   [#dns](https://hashnode.com/tag/dns)
-   [#what-is-dns](https://hashnode.com/tag/what-is-dns)
-   [#domain-name-server](https://hashnode.com/tag/domain-name-server)
-   [#nslookup](https://hashnode.com/tag/nslookup)
-   [#dns-networking-basics-web-fundamentals-internet-working-computer-networks-dig](https://hashnode.com/tag/dns-networking-basics-web-fundamentals-internet-working-computer-networks-dig)

## Written by

[Prashrey Pradeep](https://hashnode.com/@prashrey)

@prashrey

  
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Builder, Engineer, Designer and ...

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