Website tackk.com

A family of standard web feed formats used to publish frequently updated information like blog entries, news headlines, audio and video.

Really Simple Discovery is a way to help client software find the services needed to read, edit, or "work with" weblogging software.

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

Websites that accepts payments with American Express.

Website using the € symbol on their website - meaning it may accept payment in Euros.

Open graph locale entity tag

Open graph type entity tag

Open graph url entity tag

The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook

Open graph site name entity tag

Open graph image entity tag

Open graph description entity tag

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

Sites who has this tag are verfied by google to use WebMaster tools

The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.

A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".

By adding rel="home" to a hyperlink, a page indicates that the destination of that hyperlink is the homepage of the site in which the current page appears.

Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.

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

Sites using Html 5 SVG Tag