The hostname property specifies the server name, subdomain and domain name (or IP address) of a URL.
hostname is a property of both the Link
and the Location objects and specifies
the server name, subdomain and domain name (or IP address) of a URL.
NOTE:
Although the hostname property can be set at any time, it is
safer to set the href property to change
a link.
document.write(document.links[0].hostname)
home.newco.com
Assuming a link (stored in the first element of the links property)
to a URL ...
http://home.newco.com/products/enquiries.htm#local?email=name@otherco.com
...this code would display the hostname property of
it.