Private Cache-Control Header

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   The Cache-Control general-header field is used to specify directives for caching mechanisms in both requests and responses. Caching directives are unidirectional, meaning that a given directive in a request is not implying that the same directive is to be given in the response.

Keep-Alive for 20 secs

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   The Keep-Alive general header allows the sender to hint about how the connection may be used to set a timeout and a maximum amount of requests.

HSTS - Browser HTTPS Only

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   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 0 seconds

SPF

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   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.

ASP.NET

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   ASP.NET is an open-source server-side web application framework designed for web development to produce dynamic web pages.