Age HTTP Header - Original Server Response
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The Age header contains the time in seconds the object has been in a proxy cache.
X-Frame-Options Header
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The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a <frame>, <iframe>, <embed> or <object>. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.
Meta keywords
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Meta keywords are types of meta tags in the HTML source code of a webpage. They describe the content of a website shortly and concisely,this website is using the following keywords: cepal, eclac, cooperacion, Comercio internacional e integracion, Desarrollo productivo y empresarial, Desarrollo economico,Desarrollo social, Asuntos de genero, Poblacion y desarrollo,Planificacion para el desarrollo,Desarrollo sostenible y asentamientos humanos, Recursos naturales e infraestructura, estadisticas, Comite de Desarrollo y Cooperacion del Caribe, Comite de Cooperación Sur-Sur, Conferencia de Ciencia, Innovacion y Tecnologias de la Informacion y las Comunicaciones, Conferencia Regional sobre Poblacion y Desarrollo de America Latina y el Caribe, Conferencia Regional sobre la Mujer, Consejo Regional de Planificacion del ILPES, Conferencia Estadistica de las Americas, observatorio de igualdad de genero, Observatorio America Latina - Asia Pacifico, Observatorio Fiscal de Latinoamerica y el Caribe, Observatorio Regional de Banda Ancha
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 300 seconds
X-Cache HTTP Header
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The resource was not in the website cache, and was pulled from the origin server like Varnish servers.
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Vary Header Accept-Encoding
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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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Block Content Sniffing
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The X-Content-Type-Options response HTTP header is a marker used by the server to indicate that the MIME types advertised in the Content-Type headers should not be changed and be followed. This allows to opt-out of MIME type sniffing, or, in other words, it is a way to say that the webmasters knew what they were doing.
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No Cache Content
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Forces caches to submit the request to the origin server for validation before releasing a cached copy.
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Must Revalidate HTTP Cache-Control
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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.
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