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Site Info - Compasia.comOverview of web technologies used by Compasia.com. Website Background CompAsia - Giving devices a second lifeDevice lifecycle solutions for a greener world. Description on Homepage Top 100k among all websites Popularity rank WordPress is an open source blog publishing and content management system, based on PHP and MySQL. Shopify is a hosted online store building service.
PHP is a scripting language for creating websites. Ruby is a general-purpose object-oriented language originally developed by Yukihiro "Matz" Matsumoto in Japan.
JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages. jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig. jQuery 3.7.0 Bootstrap is an open source HTML, CSS, and JavaScript framework.
Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev. The LiteSpeed Web Server is a lightweight web server by LiteSpeed Technologies. Cloudflare Server is a web server developed by Cloudflare.
Unix is a range of operating systems originally developed at Bell Labs. This includes Unix and Unix-like systems, such as Linux. Microsoft is a multinational technology company headquartered in USA. Shopify is a hosted online store building service.
Microsoft is a multinational technology company headquartered in USA. Cloudflare provides a content delivery network.
Cloudflare provides DNS servers and other web services. Microsoft is a multinational technology company headquartered in USA, also offering email services. The SSL certificate is invalid because it is not issued for the domain where it is used. Invalid Domain IdenTrust is a SSL certificate authority.
The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare.
jsDelivr is a service for hosting JavaScript files.
The jQuery CDN hosts copies of the jQuery library, provided by MaxCDN.
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. Microsoft UET (Universal Event Tracking) records what visitors do on a website after they click on an ad.
The Google Advertising network consists of AdSense, DoubleClick and other services. The Google Tag Manager is a Google service to support webmasters to manage tags on their websites. Facebook Social Plugins provide a way for Facebook users to share web pages with their friends.
A Twitter Button allows a Twitter user to post a tweet from the visited site.
The Pinterest Pin-It button allows website visitors to pin images onto Pinterest.
External Cascading Style Sheets define style rules in a separate CSS file. Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page. Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute. Gzip (GNU zip) is a file compression algorithm. 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/. Brotli is a lossless compression algorithm developed by Google.
A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache.
A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent page in the cache.
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/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol.
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. Twitter Cards enable automatic attachment of photos, videos and media elements to Tweets. JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON. Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization. Microdata is a specification to integrate metadata within existing content on web pages.
HTML5 is the fifth revision of the HTML standard. UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII. 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. JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images. Scalable Vector Graphics (SVG) is an XML-based vector image format. GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.
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