Hypertext Transfer Protocol (HTTP) Cache Directive Registry

Created

2014-02-17

Last Updated

2022-06-08

Available Formats

HTTP Cache Directive Registry

Registration Procedure(s)

IETF Review

Reference

RFC 9111, Section 5.2.4: HTTP Caching

Available Formats

CSV

Cache Directive	Reference
immutable	RFC 8246
max-age	RFC 9111, Section 5.2.1.1, 5.2.2.1
max-stale	RFC 9111, Section 5.2.1.2
min-fresh	RFC 9111, Section 5.2.1.3
must-revalidate	RFC 9111, Section 5.2.2.2
must-understand	RFC 9111, Section 5.2.2.3
no-cache	RFC 9111, Section 5.2.1.4, 5.2.2.4
no-store	RFC 9111, Section 5.2.1.5, 5.2.2.5
no-transform	RFC 9111, Section 5.2.1.6, 5.2.2.6
only-if-cached	RFC 9111, Section 5.2.1.7
private	RFC 9111, Section 5.2.2.7
proxy-revalidate	RFC 9111, Section 5.2.2.8
public	RFC 9111, Section 5.2.2.9
s-maxage	RFC 9111, Section 5.2.2.10
stale-if-error	RFC 5861, Section 4
stale-while-revalidate	RFC 5861, Section 3