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Site Info - Dfreeus.bizOverview of web technologies used by Dfreeus.biz. Website Background DFree - US site wearable bladder scanner for incontinenceDFree is the first wearable device to predict when you need to go to the bathroom. Designed primarily for seniors and people with disability who suffer from loss of bladder control, it continuously monitors your bladder and sends timely notifications to your phone when it’s time to go. Description on Homepage Top 100m among all websites Popularity rank Webflow is a hosted website building service. JavaScript is a lightweight, object-oriented, cross-platform scripting language. This includes TypeScript. 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 3.3.1 Node.js is a server-side JavaScript environment for writing network programs such as web servers, originally developed by Ryan Dahl. Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev. Nginx Webflow is a hosted website building service. Amazon is a US-based e-commerce and cloud computing provider. Amazon Amazon is a US-based e-commerce and cloud computing provider. Amazon CloudFront is a content delivery web service by Amazon. Amazon CloudFront Tucows provides a range of internet services. This includes various brands owned by Tucows. OpenSRS provides email services and other internet services, owned by Tucows. Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group. Starfield Technologies is an SSL certificate authority owned by Go Daddy. Starfield Google Hosted Libraries (formerly called Google Libraries API) is a content distribution network for the most popular, open-source JavaScript libraries, provided by Google. The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare. CDNJS 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. Meta Pixel (formerly Facebook Pixel) is an analytics tool to track actions on websites. 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. 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. Session cookies are temporary cookies, which are deleted when the user closes the browser. HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security. Secure cookies are used only via an encrypted connections, which may increase security. Gzip (GNU zip) is a file compression algorithm. HTTP/3 is the third major version of the HTTP network protocol, derived from the QUIC 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/. Persistent cookies with an expiration time between 1 day and 1 month.
Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.
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/X Cards enable automatic attachment of photos, videos and media elements to tweets. Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization. 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. Business United States
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