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.

Google Analytics

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   Google Analytics is a web analytics service offered by Google that tracks and reports website traffic, currently as a platform inside the Google Marketing Platform brand.

Pragma Header - backwards compatibility with HTTP/1.0

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   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.

SEO Robots : Allow to index and follow website links

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   Meta robots tag is a tag that tells search engines what to follow and what not to follow.

Precheck Cache-Control Header

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   this website is using precheck Cache-Control Header.

Post Cache-Control Header

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

Meta Description

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   A meta description is a 160-character snippet, a meta tag in HTML, that summarizes a page`s content. this website is having meta description of the following : Siena Free Quotidiano Online di Siena e provincia e della Toscana

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: siena, quotidiano, online, provincia, notizie, giornale, territorio, prodotti, arte, cultura, spettacoli, palio

Facebook SDK

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   The Facebook SDK for JavaScript provides a rich set of client-side functionality

Google Publisher Tags

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   Google Publisher Tags (GPT) is an ad tagging library with which you can dynamically build ad requests. GPT takes key details from you (such as ad unit code, ad size, and key-values), builds the request, and displays the ad on web pages or mobile apps.

Twitter API

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   You can access Twitter via the web or your mobile device. To share information on Twitter as widely as possible

Viewport - initial-scale

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   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Viewport - Width

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   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Debian

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   Debian is a Linux distribution composed of free and open-source software, developed by the community-supported Debian Project

Apache 2.2.9 |Operating System:Debian

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   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.

Google Adsense

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   Google AdSense is a program run by Google through which website publishers in the Google Network of content sites serve text, images, video, or interactive media advertisements that are targeted to the site content and audience

PHP 5.2.6-1+lenny16

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

Chunked transfer encoding

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   Chunked transfer encoding is a streaming data transfer mechanism available in version 1.1 of the Hypertext Transfer Protocol (HTTP). In chunked transfer encoding, the data stream is divided into a series of non-overlapping "chunks"