@Frédéric, the section on the spec you issue to says that caches are not able to cache no-retail store information: The "no-shop" response directive indicates that a cache Need to NOT retail outlet any Portion of possibly the rapid ask for or reaction. It is my being familiar with (and https://erickptrmh.blogozz.com/35702939/the-2-minute-rule-for-soluciones-de-elevación-con-pluma-en-mairena-del-aljarafe