# HTTP 206 Partial Content Explained

DevFeed: [HTTP 206 Partial Content Explained](<https://devfeed.tech/articles/http-206-partial-content-explained-40155.md>)

Original publisher: [Read original article](<https://blog.j2sw.com/inetarch/http-206-partial-content-explained/>)

Author: j2sw

Published: 2026-06-26T11:37:15Z

Content type: tutorial

Language: en

Sources: [Justin Wilson (j2sw)](<https://devfeed.tech/sources/justin-wilson-j2sw.md>)

Topics: [HTTP](<https://devfeed.tech/topics/http.md>), [client](<https://devfeed.tech/topics/client.md>), [browser](<https://devfeed.tech/topics/browser.md>), [file](<https://devfeed.tech/topics/file.md>), [servers](<https://devfeed.tech/topics/servers.md>), [Cache](<https://devfeed.tech/topics/cache.md>)

Tags: [browser](<https://devfeed.tech/tags/browser.md>), [cache](<https://devfeed.tech/tags/cache.md>), [cdn](<https://devfeed.tech/tags/cdn.md>), [client](<https://devfeed.tech/tags/client.md>), [file](<https://devfeed.tech/tags/file.md>), [http](<https://devfeed.tech/tags/http.md>), [http-206](<https://devfeed.tech/tags/http-206.md>), [http-codes](<https://devfeed.tech/tags/http-codes.md>), [internet-architecture](<https://devfeed.tech/tags/internet-architecture.md>), [large-files](<https://devfeed.tech/tags/large-files.md>), [range](<https://devfeed.tech/tags/range.md>), [request](<https://devfeed.tech/tags/request.md>), [server](<https://devfeed.tech/tags/server.md>), [video](<https://devfeed.tech/tags/video.md>), [web-servers](<https://devfeed.tech/tags/web-servers.md>), [web-troubleshooting](<https://devfeed.tech/tags/web-troubleshooting.md>)

## AI overview

This tutorial explains HTTP 206 Partial Content, a successful response used when a client requests only part of a file or other resource. It describes byte-range requests, the Range and Content-Range headers, and uses such as video playback, resumable downloads, and cache or CDN handling.

## Source excerpt

A browser does not always need the whole file at once. Sometimes it only needs a slice of the file. That slice might be the next part of a video or a chunk of a large object sitting behind a CDN. When that happens, the client can request a byte range instead of requesting the ... Read more The post HTTP 206 Partial Content Explained appeared first on Justin Wilson (j2sw).