<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" /> <meta http-equiv="Pragma" content="no-cache" /> <meta http-equiv="Expi

<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" /> <meta http-equiv="Pragma" content="no-cache" /> <meta http-equiv="Expires" content="0" /> + Cache-Control: no-cache, no-store, must-revalidate Pragma: no-cache Expires: 0 + User-agent: ia_archiver Disallow: / Of course, this won't prevent crawlers which do not honor these headers/meta tags from caching your site, but if you're not in Google's index you're likely not getting traffic from said crawlers.