HSTS Usage Statistics · Download List of All Websites using HSTS
Forces browsers to only communicate with the site using HTTPS.
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.
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.
HTML5 DocType Usage Statistics
The DOCTYPE is a required preamble for HTML5 websites.
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
Javascript Usage Statistics
JavaScript is a scripting language most often used for client-side web development.
HTML 5 Specific Tags Usage Statistics
This page contains tags that are specific to an HTML 5 implementation.
Blink Element Usage Statistics
This page uses the blink tag which makes certain text blink. In 1996 Jakob Nielsen described the element as "simply evil".
Marquee Usage Statistics
The marquee element was first invented for Microsoft's Internet Explorer and is still supported by it. Other web browsers support it for compatibility with legacy pages. The element is non-compliant HTML
Strict Transport Security Usage Statistics
The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.
Last technology detected on 6th May 2025. We know of 11 technologies on this page and 18 technologies removed from dtf.wtf since 19th November 2017. Link to this page. This profile will be updated 21st August 2025.
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