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Site Info - Britannica.com

Overview of web technologies used by Britannica.com.

Website Background

Encyclopedia Britannica | Britannica.com
Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

Description on Homepage

14 June 1995

Online since

Number 1,337 of all websites according to Alexa

Popularity rank

CountryVisitorsCountry Rank
United States31.4%955
India12.5%888
Australia4.5%464

Main visitors locations

Java is a general-purpose language originally developed by Sun Microsystems.

Java

JavaScript is a lightweight, object-oriented, cross-platform scripting language, mainly 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 3.3.1
(0% of sites use a newer version)

Bootstrap is an open source HTML, CSS, and JavaScript framework.

Bootstrap

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

GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.

GIF

Scalable Vector Graphics (SVG) is an XML-based vector image format.

SVG

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

Session cookies are temporary cookies, which are deleted when the user closes the browser.

Session Cookies

Persistent cookies with an expiration time between 1 and 10 years.

Cookies expiring in years

Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.

Non-HttpOnly Cookies

Non-secure cookies may be used via an unencrypted connections, which may be a security threat.

Non-Secure Cookies

Gzip (GNU zip) is a file compression algorithm.

Gzip Compression

The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.

Default subdomain www

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

Default protocol https

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

JSON-LD

Microdata is a specification to integrate metadata within existing content on web pages.

Microdata

Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.

Generic RDFa

Sectigo (formerly Comodo CA) is a US-based SSL certificate authority.

Sectigo

Google Hosted Libraries (formerly called Google Libraries API) is a content distribution network for the most popular, open-source JavaScript libraries, provided by Google.

Google Hosted Libraries

Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google.

Google Analytics

Facebook Pixel is an analytics tool to track actions on websites.

Facebook Pixel

Lotame Crowd Control is an analytics package to measure social media behavior for publishers and advertisers.

Lotame

The Google Advertising network consists of AdSense, DoubleClick and other services.

Google Ads

Amazon Associates is the affiliate program of Amazon.

Amazon Associates

The Google Tag Manager is a Google service to support webmasters to manage tags on their websites.

Google Tag Manager

The Apache HTTP Server is a popular open source web server by the Apache Software Foundation.

Apache 2.4.29
(18% of sites use a newer version)

Unix is a range of operating systems originally developed at Bell Labs. This contains Unix and Unix-like systems, such as Linux.

Unix

Cogent Communications is a multinational internet service provider based in the USA.

Cogent
hosting info based on data from ipinfo.io, see details

Commercial entities

.com

United States

English

 

 

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