MetaExtension distribution
Defines the level of distribution of your page.
Does not seem to be implemented anywhere, which is why it's marked as Obsolete.
content may be:
web- inteded for everyoneglobal- inteded for everyonelocal- local distributioniu- internal use
Usage
<meta name="distribution" content="web">W3
In the WHATWG Wiki
Up to date: v2.3.5