Ext-Cache

Ext-Cache: 欄 (HTTP)

[1] Netscape 拡張の HTTP 頭欄。 Welcome to Netscape Navigator Version 2.0 <http://wp.netscape.com/eng/mozilla/2.0/relnotes/unix-2.0.html#Access>, <http://vancouver-webpages.com/META/metatags.detail.html#extcache>