Ranges · Response header

Accept-Ranges

Indicates the server supports range requests.

What is Accept-Ranges?

Advertises which range unit the server supports (usually `bytes`) or `none` if range is not supported. Advertised on responses so clients know they can request partial content.

Typical usage

Set by static file servers and video-serving CDNs.

Examples

Accept-Ranges: bytes

Specification

RFC 9110 §14.3

Related headers

Range

Requests a specific byte range of the resource.

Content-Range

Which byte range this partial response covers.