Something like this says "keep this cached for 100 days": Last-Modified: Fri, 19... | Hacker News

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Piskvorrr on Feb 19, 2016 | parent | context | favorite | on: 301 redirects: a dangerous one way street (2012)

Something like this says "keep this cached for 100 days":

Last-Modified: Fri, 19 Feb 2016 12:54:49 +0100

Expires: Sun, 29 May 2016 12:54:49 +0200

Cache-Control: max-age=8640000, must-revalidate

See also: https://www.mnot.net/cache_docs/#CONTROL

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