Mockingly Logomockingly.ai

Blog

Cdn Guides

Blog

Cdn in System Design

3 in-depth guides covering how cdn is used in real system design interviews. Learn when to use it, its trade-offs, and how to discuss it with confidence at companies like Google, Meta, Amazon.

Dec 8, 2025•18 min
How to Design a Pastebin Service - Complete System Design Guide
Master Pastebin system design for your next big tech interview. Covers unique key generation approaches and their trade-offs, content storage in object storage ...
Read guide
Nov 25, 2025•20 min
How to Design a Content Delivery Network (CDN) - Complete System Design Guide
Master CDN system design for your next big tech interview. Covers Anycast vs DNS-based routing, PoP architecture, multi-tier cache hierarchy, push vs pull CDNs,...
Read guide
Oct 20, 2025•22 min
How to Design Instagram / a Social Feed - Complete System Design Guide
Master Instagram and social feed system design for your next big tech interview. Learn the hybrid fan-out approach, how Instagram's real tech stack works, feed ...
Read guide

Go Beyond Reading About Cdn

Cdn concepts show up across many system design interviews. Practice applying them in full interview simulations and get actionable feedback.

Start Practicing FreeView Plans

Free tier available • AI-powered feedback • No credit card required

Related Technologies

RedisDistributed SystemsFan OutPostgresqlCassandra

Companies That Test Cdn

AkamaiAmazonCloudflareDropboxFastlyGitHubGoogleMetaMicrosoftNetflix