---
title: CDN
description: Vercel's CDN is a globally distributed platform that stores content near your customers and runs compute in regions close to your data, reducing latency and improving end-user performance.
url: "https://vercel.com/kb/cdn"
published: 2026-01-08
last_updated: 2026-01-08
install_vercel_plugin: npx plugins add vercel/vercel-plugin
---

# CDN

Vercel's CDN is a globally distributed platform that stores content near your customers and runs compute in regions close to your data, reducing latency and improving end-user performance.

## All CDN guides

- [How to reduce Vercel Image Optimization costs](/kb/guide/reduce-image-optimization-costs-on-vercel): Learn how to reduce Vercel Image Optimization costs in Next.js by tuning cache TTLs, image sizes, formats, and quality. Diagnose high image transformation count and verify savings using the Vercel Dashboard.
- [How to revalidate Sitecore pages on publish with Next.js](/kb/guide/update-sitecore-content-manually): Learn how to use a Sitecore Experience Edge webhook and Next.js revalidatePath to refresh cached Sitecore Content SDK pages after each publish.
- [Caching audits: Five antipatterns that cost you performance and money](/kb/guide/caching-antipatterns): Five caching antipatterns from hundreds of Vercel technical audits: write amplification, deploy-wiped caches, spinner shells, and how to diagnose each.
- [How to prepare your storefront for Black Friday traffic](/kb/guide/black-friday-preparation): A practical checklist for keeping your storefront fast and your checkout path healthy through Black Friday and Cyber Monday traffic, from load testing to instant rollback.
- [How to fix a domain suspended by serverHold or clientHold](/kb/guide/how-to-fix-a-domain-suspended-by-serverhold-or-clienthold): What serverHold and clientHold mean, why they happen, and how to resolve them.
- [Lifecycle of a domain](/kb/guide/lifecycle-of-a-domain): Understand the states a .com domain passes through from registration to deletion, and how to renew or recover it at each stage.
- [Managing Redirects from your CMS using Vercel Bulk Redirects](/kb/guide/managing-redirects-from-your-cms-using-vercel-bulk-redirects): Learn how to sync redirect rules from your CMS to Vercel at build time with vercel.ts, allowing non-technical teams to manage vanity URLs and product redirects without code changes.
- [How to resolve IP blocking issues](/kb/guide/how-to-resolve-ip-blocking-issues): Learn to troubleshoot IP blocking issues for both shared and personal networks.
- [How to migrate from Fastly to Vercel with zero downtime](/kb/guide/how-to-migrate-from-fastly-to-vercel-with-zero-downtime): Consolidate your CDN infrastructure on Vercel to reduce latency, simplify your configuration, and improve your developer experience without interrupting service to your users.

## Explore other topics in the Vercel Knowledge Base

- [Security](/kb/security): Block bots and abusive traffic, rate limit your APIs, protect deployments, and support PCI DSS, HIPAA, and SOC 2 compliance with the Vercel Firewall and BotID.
- [Agent Stack](/kb/agent-stack): Connect agents to any model, run multi-step work in durable workflows and isolated sandboxes, and give them scoped access to your data, tools, and chat apps.
- [Docker](/kb/docker): Deploy HTTP applications from a standard Dockerfile with Vercel Functions, and run continuous background workers with Vercel Daemons. Find deployment and migration guides for both.
- [Migrations](/kb/migrations): Learn how to migrate your application or agent to Vercel's agentic infrastructure.