Insufficient responses for TCP sequencing (1), OS detection may be less accurate
Interesting ports on  (195.103.41.230):
(The 1536 ports scanned but not shown below are in state: filtered)
Port       State       Service
20/tcp     closed      ftp-data                
21/tcp     open        ftp                     
25/tcp     open        smtp                    
53/tcp     open        domain                  
80/tcp     open        http                    
1723/tcp   open        pptp                    

Remote OS guesses: Windows NT4 / Win95 / Win98, Windows NT 4 SP3, Microsoft NT 4.0 Server SP5 + 2047 Hotfixes

# Nmap run completed at Sat Jul  7 08:50:21 2001 -- 1 IP address (1 host up) scanned in 438 seconds