http://www.w3.org/1999/xhtml
By Carol Fahey at Oct 28 2020
meta http-equiv x-ua-compatible
By Lila Bradtke at Jul 03 2020
HTML meta refresh redirect page - meta http-equiv cache control pragma refresh
By Grant Hauck at Apr 13 2022
the site configured at this address does not contain the requested file. if this is your site, make sure that the filename case matches the url. for root urls (like http://example.com/) you must provide an index.html file.
By Beatrice Mayer at Jul 22 2021