Apply-To-Redirect-Ref HTTP header as defined in RFC4437.
Quick facts
Description
Apply-To-Redirect-Ref HTTP header as defined in RFC4437.
Syntax
Apply-To-Redirect-Ref: <value>
Frequently asked questions
Apply-To-Redirect-Ref HTTP header as defined in RFC4437.
It is classified as a request header and can appear in requests or responses depending on context.
Sources & standards
Updated 2026-08-18