[This tip comes courtesy of Chris Holt!]
Here is another way that you can find out information, including the domain name for your @Home network connection.
Go to @Home Member Services and select “Add an IP Address” (not that you intend to for 7 dollars a month!) and select “View current addresses” it will show you your IP address.
Scroll down and select “Manual Configuration” in the Unix Users item under Tips.
NOTE: You can try logging in and go straight to: https://ms2.home.net/MultipleIP/statustwo.htm?id=undefined
There is a wealth of networking info on the resulting page! Includes your IP, SNM Gateway Host DNS servers, and even your domain