Name

Allow

Synopsis

The Allow header is used to inform clients what HTTP methods are supported on a particular resource.

Type

Response header

Notes

An HTTP/1.1 server sending a 405 Method Not Allowed response must include an Allow header.[3]

Basic Syntax

Allow: #Method

Example

Allow: GET, HEAD

[3] See Section 3.4 for more on the 405 status code.

Get HTTP: The Definitive Guide now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.