RFC 8594: The Sunset HTTP Header Field (2019)
Internet Engineering Task Force (IETF) E. Wilde Request for Comments: 8594 May 2019 Category: Informational ISSN: 2070-1721 The Sunset HTTP Header Field Abstract This specification defines the Sunset HTTP response header field, which indicates that a URI is likely to become unresponsive at a specified point in the future. It also defines a sunset link relation type that allows linking to resources providing information about an upcoming resource or service sunset. Status of This Memo This docume