der) from the original on August 26, 2016  . Retrieved  August 26,  2016  . 
  72. ** ^  ** [ "X-Redirect-By HTTP response header" ](https://webtechsurvey.com/response-header/x-redirect-by) . Retrieved  May 29,  2021  . 
  73. ** ^  ** [ "Defining Document Compatibility: Specifying Document Compatibility Modes" ](http://msdn.microsoft.com/en-us/library/ie/cc288325%28v=vs.85%29.aspx#SetMode) . April 1, 2011  . Retrieved  January 24,  2012  . 
  74. ** ^  ** [ "HTML Living Standard 4.2.5.3 Pragma directives, X-UA-Compatible state" ](https://html.spec.whatwg.org/multipage/semantics.html#attr-meta-http-equiv-x-ua-compatible) . _WHATWG_ . March 12, 2021  . Retrieved  March 14,  2021  . " For meta elements with an http-equiv attribute in the X-UA-Compatible state, the content attribute must have a value that is an ASCII case-insensitive match for the string ` "IE=edge" ` . "
  75. ** ^  ** Eric Lawrence (July 2, 2008). [ "IE8 Security Part IV: The XSS Filter" ](http://blogs.msdn.com/b/ie/archive/2008/07/02/ie8-security-part-iv-the-xss-filter.aspx) . Retrieved  September 30,  2010  . 
  76. ** ^  ** [ "Pragme" ](https://datatracker.ietf.org/doc/html/rfc9111#section-5.4) . [ _HTTP Caching_ ](https://datatracker.ietf.org/doc/html/rfc9111) . June 2022. sec. 5.4. [ doi ](/wiki/Doi_\(identifier\) "Doi \(identifier\)") :  [ 10.17487/RFC9111 ](https://doi.org/10.17487%2FRFC9111) . [ RFC ](/wiki/Request_for_Comments "Request for Comments") [ 9111 ](https://datatracker.ietf.org/doc/html/rfc9111) . 
  77. ** ^  ** [ "How to prevent caching in Internet Explorer" ](https://support.microsoft.com/en-us/kb/234067/) . [ Microsoft ](/wiki/Microsoft "Microsoft") . September 22, 2011  . Retrieved  April 15,  2015  . 

_As of[ this edit
](https://en.wikipedia.org/w/index.php?title=List_of_HTTP_header_fields&oldid=27174552)
, this article uses content from _ [ "What is the X-REQUEST-ID http header?"
](https://stackoverflow.com/q/25433258) _, authored by[ Stefan Kögl
](https://stackoverflow.com/users/693140/stefan-k%c3%b6gl) at Stack Exchange,
which is licensed in a way that permits reuse under the [ Creative Commons
Attribution-ShareAlike 3.0 Unported License
](/wiki/Wikipedia:Text_of_Creative_Commons_Attribution-
ShareAlike_3.0_Unported_License "Wikipedia:Text of Creative Commons
Attribution-ShareAlike 3.0 Unported License") , but not under the [ GFDL
](/wiki/Wikipedia:Text_of_the_GNU_Free_Documentation_License "Wikipedia:Text
of the GNU Free Documentation License") . All relevant terms must be followed.
_

  1. ^  _**a** _ _**b** _ [ "What is the X-REQUEST-ID http header?" ](https://stackoverflow.com/questions/25433258/what-is-the-x-request-id-http-header) . Retrieved  March 20,  2022  . 

_As of[ this edit
](https://en.wikipedia.org/w/index.php?title=List_of_HTTP_header_fields&oldid=1288385)
, this article uses content from _ [ "Why does ASP.NET framework add the
'X-Powered-By:ASP.NET' HTTP Header in responses?"
](https://stackoverflow.com/q/1288338) _, authored by[ Adrian Grigore
](https://stackoverflow.com/users/59301/adrian-grigore) at Stack Exchange,
which is licensed in a way that permits reuse under the [ Creative Commons
Attribution-ShareAlike 3.0 Unported License
](/wiki/Wikipedia:Text_of_Creative_Commons_Attribution-
ShareAlike_3.0_Unported_License "Wikipedia:Text of Creative Commons
Attribution-ShareAlike 3.0 Unported License") , but not under the [ GFDL
](/wiki/Wikipedia:Text_of_the_GNU_Free_Documentation_License "Wikipedia:Text
of the GNU Free Documentation License") . All relevant terms must be followed.
_

  1. ** ^  ** [ "Why does ASP.NET framework add the 'X-Powered-By:ASP.NET' HTTP Header in responses? - Stack Overflow" ](https://stackoverflow.com/questions/1288338/why-does-asp-net-framework-add-the-x-powered-byasp-net-http-header-in-response) . Retrieved  March 20,  2022  .