:> nmap -P0 gizmo-net.ch

Starting Nmap 4.10 ( http://www.insecure.org/nmap/ ) at 2006-07-10 00:22 CEST
Interesting ports on 217-162-190-12.dclient.hispeed.ch (217.162.190.12):
Not shown: 1669 filtered ports
PORT      STATE  SERVICE
20/tcp    open   ftp-data
21/tcp    open   ftp
22/tcp    open   ssh
25/tcp    open   smtp
80/tcp    open   http
110/tcp   open   pop3
443/tcp   closed https
5900/tcp  closed vnc
6667/tcp  open   irc
10000/tcp open   snet-sensor-mgmt

Nmap finished: 1 IP address (1 host up) scanned in 32.297 seconds