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Site Info - Rfa.orgOverview of web technologies used by Rfa.org. Website Background Radio Free Asia Description on Homepage Top 10k among all websites Popularity rank Plone is an open source content management system written in Python on top of the Zope application server. Plone Python is a general-purpose scripting language. Python JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages. JavaScript jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig. jQuery Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the visitors browser. Modernizr 2.6.2 Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev. Nginx 1.18.0 Zope is an open source application server for building websites, based on Python. Zope Ubuntu is a Linux distribution. Ubuntu Akamai is a content delivery network. This includes the former brand Instart Logic. Akamai Akamai is a content delivery network. Gmail is the email service provided by Google. Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group. IdenTrust is a SSL certificate authority.
Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google. This includes the Ads conversion tracking and the Floodlight services. Google Analytics The Google Advertising network consists of AdSense, DoubleClick and other services. Google Ads The Google Tag Manager is a Google service to support webmasters to manage tags on their websites. Google Tag Manager A Twitter Button allows a Twitter user to post a tweet from the visited site. Twitter AddThis is a social bookmarking and sharing service owned by Clearspring Technologies. AddThis AddToAny is a social bookmarking and sharing service. AddToAny External Cascading Style Sheets define style rules in a separate CSS file. External CSS Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page. Embedded CSS Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute. Inline CSS Gzip (GNU zip) is a file compression algorithm. Gzip Compression The Internet Protocol version 6 (IPv6) provides amongst others a vastly larger address space than the preceding version 4. We consider a website to support IPv6 if a 128-bit address is assigned to it, regardless of the content delivered at that address. HTTP/2 is the second major version of the HTTP network protocol. HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections. HTTP Strict Transport Security The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com. The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/. The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph. Open Graph Twitter Cards enable automatic attachment of photos, videos and media elements to Tweets. Twitter Cards JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON. JSON-LD Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization. Generic RDFa HTML5 is the fifth revision of the HTML standard. HTML5 UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII. UTF-8 PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF. PNG JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images. JPEG Organizations
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