Interesting ports on gw-alta.skynet.cz (193.165.251.212):
(The 1 port scanned but not shown below is in state: closed)
Port       State       Service
80/tcp     open        http                    

Remote operating system guess: BSDI BSD/OS 3.0-3.1 (or possibly MacOS, NetBSD)
Uptime 3.512 days (since Thu Jan 17 02:49:47 2002)

# Nmap run completed at Sun Jan 20 15:07:15 2002 -- 1 IP address (1 host up) scanned in 6 seconds
Note: this is nmap -O only ...