Example input.
Host: dyndns.org
domain: whatchamacallit.com; itsmydomain.org
username: paul
password: *******
status: IP's changed from whatchamacallit.com:1.2.3.4 to 4.3.2.1 |itsmydomain.org: same IP 2.3.4.5.
logged: Yes
Number of Domains: 2
with an optional SSL or plain text login.
Make it a little more graphical of course :-)