Vary Header check for User-Agent

Download List of All Websites using Vary Header check for User-Agent

   When using the Vary: User-Agent header, caching servers should consider the user agent when deciding whether to serve the page from cache

HSTS - Browser HTTPS Only

Download List of All Websites using HSTS - Browser HTTPS Only

   The HTTP Strict-Transport-Security response header (often abbreviated as HSTS) lets a web site tell browsers that it should only be accessed using HTTPS, instead of using HTTP for 15811200 seconds

Apache

Download List of All Websites using Apache

   The Apache HTTP Server, colloquially called Apache, is free and open-source cross-platform web server software, released under the terms of Apache License 2.0. Apache is developed and maintained by an open community of developers under the auspices of the Apache Software Foundation.

Apache 2.4.48 |Operating System:FreeBSD

Download List of All Websites using Apache 2.4.48 |Operating System:FreeBSD

   The Apache HTTP Server, colloquially called Apache, is free and open-source cross-platform web server software, released under the terms of Apache License 2.0. Apache is developed and maintained by an open community of developers under the auspices of the Apache Software Foundation.

PHP 7.4.22

Download List of All Websites using PHP 7.4.22

   PHP: Hypertext Preprocessor is a general-purpose programming language originally designed for web development.