That's not exactly what I'm referring to. You could assume behavior would be similar to or equivalent to how window.location.host and window.location.hostname b

That's not exactly what I'm referring to. You could assume behavior would be similar to or equivalent to how window.location.host and window.location.hostname behave. This is especially true when we don't care about ports, as is the case with window.location.hostname. https://developer.mozilla.org/En/Window.location https://developer.mozilla.org/En/Window.location