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Site Info - Opendns.comOverview of web technologies used by Opendns.com. Website Background Cloud Delivered Enterprise Security by OpenDNSPredict and prevent attacks before they happen using our cloud-delivered enterprise security service. Protect any device, anywhere with OpenDNS. Description on Homepage Top 10k among all websites Popularity rank 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 3.4.1 Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev. Envoy Proxy is a proxy server designed for large service-oriented architectures. Envoy Cisco is a US-based multinational technology company. Cisco Cisco is a US-based multinational technology company. Cisco is a US-based multinational technology company. This includes the OpenDNS brand. 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. DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert. DigiCert IdenTrust is a SSL certificate authority.
CrazyEgg is a website visitor and click tracking service. Amplitude provides a product data analytics, including web analytics platform. Amplitude 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. Embedded CSS Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute. Persistent cookies with an expiration time of up to 1 day. Cookies expiring in hours HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security. HttpOnly Cookies Secure cookies are used only via an encrypted connections, which may increase security. Secure Cookies Gzip (GNU zip) is a file compression algorithm. Gzip Compression 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. 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. 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. Scalable Vector Graphics (SVG) is an XML-based vector image format. Commercial entities
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