Website using the £ symbol on their website - meaning it may accept payment in this British currency.
Akamai provides a distributed computing platform for global Internet content and application delivery.
Open graph description 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.
Sites who has this tag are verfied by google to use WebMaster tools
A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".