web:domain
Kind specification, version v1.0.0
Summary
web:domain identifies a web domain by its canonical domain name.
Subject
subject MUST be of type domain_name.
Motivation
A domain is one of the main public identity surfaces on the web. web:domain makes it possible to judge a site, service, publisher, merchant, or operator more broadly than any one specific page or link.
Clients may use it to distinguish domains that appear trustworthy, scammy, abusive, or consistently valuable.