Website clashofclans.com

Google Tag Manager makes it easy for marketers to add and update website tags including analytics, remarketing, and more.

Amazon Route 53 is a highly available and scalable Domain Name System (DNS) web service.

Amazon hosting services.

Enyo is a JavaScript app framework enabling developers to build native-quality HTML5 apps that run everywhere.

Open graph description 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 image entity tag

Open graph site name entity tag

Chrome for Android, since version 39 supports the "theme-color" meta tag to allow websites control the background color of the tab's UI header.

Meta Keywords are a specific type of meta tag that appear in the HTML code of a Web page and help tell search engines what the topic of the page is.

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.

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.

Sites using Html 5 SVG Tag

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