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// http header · request header

Range

Request only part of a resource

What the Range header does

Range asks for only part of a resource, e.g. bytes=0-1023. The server replies 206 Partial Content with just that slice. It powers resumable downloads and seeking in audio/video.

Example

Range: bytes=0-1023

Where it's used

Range is a request header. Request headers are sent by the client to describe the request and what the client can accept.

Other request headers

Accept Accept-Encoding Accept-Language Authorization Content-Type Content-Length Cookie Host Origin Referer User-Agent If-None-Match Range
TOOL

HTTP Headers Parser

Turn a block of raw headers into readable JSON.

REFERENCE

All HTTP Headers

Common request, response, caching, CORS, and security headers.

GUIDE

How to Read and Parse HTTP Headers

The anatomy of headers and how to work with them.