Interesting ports on WWW.POSTVILLE.K12.IA.US (207.28.17.45):
(The 1 port scanned but not shown below is in state: closed)
Port       State       Service
80/tcp     open        http                    

Remote operating system guess: Microsoft NT 4.0 Server SP5 + 2047 Hotfixes

# Nmap run completed at Sun Jan 20 11:43:52 2002 -- 1 IP address (1 host up) scanned in 8 seconds