www.varga.com.br-nmap_results

Starting nmap V. 2.54BETA3 ( www.insecure.org/nmap/ )
Insufficient responses for TCP sequencing (0), OS detection may be less accurate
Interesting ports on ftp.varga.com.br (200.231.8.130):
(The 1 port scanned but not shown below is in state: closed)
Port       State       Service
22/tcp     filtered    ssh                     
23/tcp     filtered    telnet                  
53/tcp     open        domain                  
80/tcp     open        http                    

Remote OS guesses: NT Server 4.0 SP4-SP5 running Checkpoint Firewall-1, Windows NT4 / Win95 / Win98

Nmap run completed -- 1 IP address (1 host up) scanned in 91 seconds