$MachineDomain
As of Version 6.0, $MachineDomain has been superseded by $MachineDomains.
$MachineDomain
is a string which gives the name of the network domain for the computer on which the Wolfram System is being run, if such a name is defined.
Wolfram Research (1996), $MachineDomain, Wolfram Language function, https://reference.wolfram.com/language/ref/$MachineDomain.html.
Text
Wolfram Research (1996), $MachineDomain, Wolfram Language function, https://reference.wolfram.com/language/ref/$MachineDomain.html.
CMS
Wolfram Language. 1996. "$MachineDomain." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$MachineDomain.html.
APA
Wolfram Language. (1996). $MachineDomain. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$MachineDomain.html