---
title: "Discussion on \"CIDR (Classless Inter-Domain Routing)\" | Hashnode"
description: "Discussion on \"CIDR (Classless Inter-Domain Routing)\". Understanding CIDR: How It Works and Why It Matters"
url: "https://hashnode.com/posts/cidr-classless-inter-domain-routing/67a0e563b0d1c18ecd9e4648"
---

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# [CIDR (Classless Inter-Domain Routing)](https://subnet-cidr-notation.hashnode.dev/cidr-classless-inter-domain-routing?utm_source=hashnode&utm_medium=feed)

Understanding CIDR: How It Works and Why It Matters

Feb 3, 2025 · 2 min read · subnet-cidr-notation.hashnode.dev  
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-   [#cidr](https://hashnode.com/tag/cidr)
-   [#routing](https://hashnode.com/tag/routing)
-   [#networking](https://hashnode.com/tag/networking)
-   [#ip-address](https://hashnode.com/tag/ip-address)
-   [#ipv4](https://hashnode.com/tag/ipv4)
-   [#ipv6](https://hashnode.com/tag/ipv6)

## Written by

[Ayush Gurjar](https://hashnode.com/@ayush185)

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