      The numeric address of the host. For IPv4 addresses this is using
the dotted-decimal notation. For IPv6 it is using the
hexadecimal representation.
                  <div class="features">read-only</div>
</dd>
        <dt id="host" class="property">
          <span class="name"><a href="dart-io/InternetAddress/host.html">host</a></span>
          <span class="signature">&#8594; <a href="dart-core/String-class.html">String</a></span>         
        </dt>
        <dd>
          The host used to lookup