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Site Info - Tripadvisor.com

Overview of web technologies used by Tripadvisor.com.

Website Background

TripAdvisor: Read Reviews, Compare Prices & Book
World's Largest Travel Site. 600 million+ unbiased traveler reviews. Search 200+ sites to find the best hotel prices.

Description on Homepage

24 February 2006

Online since

Number 283 of all websites according to Alexa

Popularity rank

CountryVisitorsCountry Rank
United States57.1%54
Germany2.7%306
Italy2.3%221

Main visitors locations

JavaScript is a lightweight, object-oriented, cross-platform scripting language, mainly used within web pages.

JavaScript

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

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 day and 1 month.

Cookies expiring in days

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

Cookies expiring in months

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

Cookies expiring in years

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

HttpOnly Cookies

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

Non-HttpOnly Cookies

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

Secure 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

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

HTTP/2

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

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

GlobalSign is an IT security service provider, also operating as SSL certificate authority.

GlobalSign

DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert.

DigiCert
(used until recently)

Full Circle Studies collects information about general website visitation patterns as part of the ComScore market research.

Full Circle Studies

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

Google Ads

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

Apache

Verizon is broadband and telecommunications company based in USA.

Verizon
hosting info based on data from ipinfo.io

Akamai is a content delivery network.

Akamai

Commercial entities

.com

United States
United Kingdom
Netherlands

English

 

 

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