Viewport MetaViewport Meta

Viewport Meta Usage Statistics · Download List of All Websites using Viewport Meta

This page uses the viewport meta tag which means the content may be optimized for mobile content.

Content Delivery Network

jsDelivrjsDelivr

jsDelivr Usage Statistics · Download List of All Websites using jsDelivr

A free CDN where Javascript developers can host their files. Encompasses MaxCDN, and BootstrapCDN.

SSL Certificates

HSTSHSTS

HSTS Usage Statistics · Download List of All Websites using HSTS

Forces browsers to only communicate with the site using HTTPS.

HSTS IncludeSubdomains PreLoadHSTS IncludeSubdomains PreLoad

HSTS IncludeSubdomains PreLoad Usage Statistics · Download List of All Websites using HSTS IncludeSubdomains PreLoad

This website includes instructions for HSTS loading that would allow it to be submitted to the HSTS preload list.

Web Servers

nginxnginx

nginx Usage Statistics · Download List of All Websites using nginx

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

Document Encoding

UTF-8UTF-8

UTF-8 Usage Statistics

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

Document Standards

HTML5 DocTypeHTML5 DocType

HTML5 DocType Usage Statistics

The DOCTYPE is a required preamble for HTML5 websites.

Twitter BootstrapTwitter Bootstrap

Twitter Bootstrap Usage Statistics

Bootstrap is a toolkit from Twitter designed to kickstart development of webapps and sites.

Cascading Style SheetsCascading Style Sheets

Cascading Style Sheets Usage Statistics

Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML

HTML 5 Specific TagsHTML 5 Specific Tags

HTML 5 Specific Tags Usage Statistics

This page contains tags that are specific to an HTML 5 implementation.

Strict Transport SecurityStrict Transport Security

Strict Transport Security Usage Statistics

The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.

Referrer PolicyReferrer Policy

Referrer Policy Usage Statistics

Requests made from a document, and for navigations away from that document are associated with a Referrer header. This policy determines in the browser should send a referrer or not.

Content Delivery Network

Content Delivery NetworkContent Delivery Network

Content Delivery Network Usage Statistics · Download List of All Websites using Content Delivery Network

This page contains links that give the impression that some of the site contents are stored on a content delivery network.