<p>Every <code>cf push</code> deploys applications to one particular Cloud Foundry instance.
Every Cloud Foundry instance may have a shared domain set by an admin.
Unless you specify a domain, Cloud Foundry incorporates that shared domain in the route to your application.</p>

<p>You can use the <code>domain</code> attribute when you want your application to be served from a domain other than the default shared domain.</p>

<pre>
---
  ...
  domain: unique-example.com
</pre>

<p>The command line option that