Holds hostname of local computer.

A String value.  Represents short name of local computer.

object.MyHostname [= value]

The MyHostname Property syntax has these parts:

You can find here short name of local computer, as defined in your network settings. There will be no domain information because your computer can be known completely different on external network, depending on your dial-up settings, local network settings, etc..

Although you can write to this property - it will not change your network settings.