Insufficient responses for TCP sequencing (3), OS detection may be less accurate
Interesting ports on  (202.57.0.106):
(The 1522 ports scanned but not shown below are in state: closed)
Port       State       Service
21/tcp     open        ftp                     
25/tcp     open        smtp                    
27/tcp     open        nsw-fe                  
80/tcp     open        http                    
110/tcp    open        pop-3                   
119/tcp    open        nntp                    
135/tcp    open        loc-srv                 
143/tcp    open        imap2                   
389/tcp    open        ldap                    
563/tcp    open        snews                   
593/tcp    open        http-rpc-epmap          
636/tcp    open        ldapssl                 
993/tcp    open        imaps                   
995/tcp    open        pop3s                   
1067/tcp   open        instl_boots             
4444/tcp   filtered    krb524                  
5800/tcp   open        vnc                     
5900/tcp   open        vnc                     
6666/tcp   filtered    irc-serv                
8888/tcp   filtered    sun-answerbook          

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

# Nmap run completed at Sat Jun  2 08:45:36 2001 -- 1 IP address (1 host up) scanned in 63 seconds