Keep-Alive for 15 secs
Download List of All Websites using Keep-Alive for 15 secs
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.
Robots No Open Directory Project
Download List of All Websites using Robots No Open Directory Project
These are used if your website is listed in this directorie with information you do not want used in the results pages. This might be the case if you have old, outdated listings that no longer apply. They tell robots not to use information from these sources, and they are optional.
HSTS - Browser HTTPS Only for domain and subdomains
Download List of All Websites using HSTS - Browser HTTPS Only for domain and subdomains
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 domain and subdomainsfor 15768000 seconds
Cache-Control Header Max-Age
Download List of All Websites using Cache-Control Header Max-Age
Specifies the maximum amount of time a resource will be considered fresh. Contrary to Expires, this directive is relative to the time of the request. this website is having max-age=0 secs.
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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
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Vary Header Accept-Encoding
Download List of All Websites using Vary Header Accept-Encoding
The Accept-Encoding request HTTP header advertises which content encoding, usually a compression algorithm, the client is able to understand. Using content negotiation, the server selects one of the proposals, uses it and informs the client of its choice with the Content-Encoding response header.
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XFN 1.1
Download List of All Websites using XFN 1.1
XFN is a technical term that is an acronym that stands for “XHTML Friends Network.” This is primarily used by websites that want to create a series of referral links between other websites in order to boost SEO ratings.