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Site Info - Harvard.edu

Overview of web technologies used by Harvard.edu.

Website Background

Harvard University
Harvard University is devoted to excellence in teaching, learning, and research, and to developing leaders in many disciplines who make a difference globally. Harvard University is made up of 11 principal academic units.

Description on Homepage

27 June 1985

Online since

Number 846 of all websites according to Alexa

Popularity rank

CountryVisitorsCountry Rank
United States48.9%525
India8.9%1,588
Brazil2.8%1,441

Main visitors locations

Drupal is an open source content management system written in PHP, originally developed by Dries Buytaert.

Drupal 7.64
(version 7.63 used until recently)
(16% of sites use a newer version)

PHP is a popular scripting language for creating web pages.

PHP

Microsoft's Active Server Pages technology on the .NET framework.

ASP.NET

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 1.11.2
(62% of sites use a newer version)

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

External Cascading Style Sheets define style rules in a separate CSS file.

External 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

A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent page in the cache.

Weak ETag

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.

IPv6

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

Persistent cookies with an expiration time between 1 month and 1 year.

Cookies expiring in months
(used until recently)

HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.

HttpOnly Cookies
(used until recently)

Secure cookies are used only via an encrypted connections, which may increase security.

Secure Cookies
(used until recently)

HTTP/2 is the second major version of the HTTP network protocol.

HTTP/2
(used until recently)

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

IdenTrust is a SSL certificate authority.

IdenTrust

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

Sectigo
(used until recently)

The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare.

CDNJS

The jQuery CDN hosts copies of the jQuery library, provided by MaxCDN.

jQuery CDN

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

Google Analytics

New Relic is a web application performance management tool.

New Relic

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

Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev.

Nginx

Amazon is a US-based e-commerce and cloud computing provider.

Amazon
(used until recently)
hosting info based on data from ipinfo.io, see details

Fastly is a content delivery network.

Fastly

CloudFlare provides a content delivery network.

CloudFlare
(used until recently)

United States educational institutes

.edu

United States

English

 

 

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