Facebook Pixel

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   The Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising by understanding the actions people take on your website.

SPF

Download List of All Websites using SPF

   The Sender Policy Framework (SPF) is an email-authentication technique which is used to prevent spammers from sending messages on behalf of your domain. With SPF an organisation can publish authorized mail servers.

English - Language

Download List of All Websites using English - Language

   this website is using English as a language parameter

Pragma Header - backwards compatibility with HTTP/1.0

Download List of All Websites using Pragma Header - backwards compatibility with HTTP/1.0

   The Pragma HTTP/1.0 general header is an implementation-specific header that may have various effects along the request-response chain. It is used for backwards compatibility with HTTP/1.0 caches where the Cache-Control HTTP/1.1 header is not yet present.

Post Cache-Control Header

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   this website is using post-heck Cache-Control Header.

Precheck Cache-Control Header

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   this website is using precheck Cache-Control Header.

Must Revalidate HTTP Cache-Control

Download List of All Websites using Must Revalidate HTTP Cache-Control

   Indicates that once a resource has become stale (e.g. max-age has expired), a cache must not use the response to satisfy subsequent requests for this resource without successful validation on the origin server.

NO Store HTTP Cache-Control

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   The cache should not store anything about the client request or server response.

No Cache Content

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   Forces caches to submit the request to the origin server for validation before releasing a cached copy.

PHP

Download List of All Websites using PHP

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

Gzip Content-Encoding

Download List of All Websites using Gzip Content-Encoding

   The Content-Encoding entity header is used to compress the media-type. When present, its value indicates which encodings were applied to the entity-body. It lets the client know how to decode in order to obtain the media-type referenced by the Content-Type header.

Nginx 1.15.2

Download List of All Websites using Nginx 1.15.2

   Nginx is a web server which can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. The software was created by Igor Sysoev and first publicly released in 2004. A company of the same name was founded in 2011 to provide support and Nginx plus paid software.