The Internet Archive operates the Wayback Machine, a caching service. Named after a recurring segment of the [[Rocky and Bullwinkle]] cartoon,<ref name="archivefaqs">http://www.archive.org/about/faqs.php</ref> the Wayback Machine stores copies of Internet sites indexed by date. A Web site owner may opt-out of this caching through use of a "robots.txt" file or by request.<ref name="archivefaqs" /> | The Internet Archive operates the Wayback Machine, a caching service. Named after a recurring segment of the [[Rocky and Bullwinkle]] cartoon,<ref name="archivefaqs">http://www.archive.org/about/faqs.php</ref> the Wayback Machine stores copies of Internet sites indexed by date. A Web site owner may opt-out of this caching through use of a "robots.txt" file or by request.<ref name="archivefaqs" /> |