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Site Info - Acbl.org

Overview of web technologies used by Acbl.org.

Website Background

American Contract Bridge League • Dealing Infinite Possibilities
Founded in 1937, ACBL is the largest bridge organization in North America, serving 165,000+ members, and sanctioning more than 3.5 millions tables of bridge annually through club, tournament and online play.

Description on Homepage

Top 1m among all websites

Popularity rank

WordPress is an open source blog publishing and content management system, based on PHP and MySQL.

WordPress

Beaver Builder is a WordPress-based website builder.

Beaver Builder
used until recently

PHP is a scripting language for creating websites.

PHP

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often 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 3.7.1
0% of sites use a newer version

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

Bootstrap 3.3.6
55% of sites use a newer version

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

Bootstrap

Foundation is a responsive front-end framework based on the Zurb style guide.

Foundation

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

Nginx

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

Apache 2.4.57
29% of sites use a newer version
used on a subdomain

Caddy is an open-source web server implemented in Go.

Caddy
used on a subdomain

Automattic is hosting WordPress-based websites. This includes it Pressable and Newspack brand.

Automattic

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

Amazon
used on a subdomain
hosting info partly based on data from ipinfo.io

Automattic is hosting WordPress-based websites. This includes it Pressable and Newspack brand.

Automattic

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

Amazon
used on a subdomain

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

Amazon

Barracuda Networks provides email security services and other IT services.

Barracuda

Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group.

Let’s Encrypt

Starfield Technologies is an SSL certificate authority owned by Go Daddy.

Starfield
used on a subdomain

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

CDNJS

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
used on a subdomain

jsDelivr is a service for hosting JavaScript files.

jsDelivr
used on a subdomain

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.

Google Analytics

MonsterInsights is a WordPress plugin for collecting Google Analytics and WordPress-specific analytics data.

MonsterInsights

Lucky Orange is a website visitor tracking platform.

Lucky Orange

Gauges is a website analytics tool.

Gauges

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

Facebook Social Plugins provide a way for Facebook users to share web pages with their friends.

Facebook
used on inner pages

A Twitter/X Button allows a Twitter user to post a tweet from the visited site.

Twitter/X
used on inner pages

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

Persistent cookies with an expiration time of up to 1 day.

Cookies expiring in hours
used on a subdomain

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

HttpOnly Cookies
used on a subdomain

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

Non-HttpOnly Cookies
used on a subdomain

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

Non-Secure Cookies
used on a subdomain

Brotli is a lossless compression algorithm developed by Google.

Brotli Compression

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

HTTP/2
used on a subdomain

HTTP/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol.

HTTP/3

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.

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/X Cards enable automatic attachment of photos, videos and media elements to tweets.

Twitter/X Cards

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
used on inner pages

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
used until recently

WebP is an image format that provides lossless and lossy compression, developed by Google.

WebP
used until recently

Organizations

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United States

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