dg.chiangmai.ac.th-nmap_results

Starting nmap V. 2.54BETA3 ( www.insecure.org/nmap/ )
Insufficient responses for TCP sequencing (1), OS detection may be less accurate
Interesting ports on dg.chiangmai.ac.th (192.203.247.18):
(The 2 ports scanned but not shown below are in state: closed)
Port       State       Service
23/tcp     filtered    telnet                  
25/tcp     open        smtp                    
80/tcp     open        http                    

Remote operating system guess: DG/UX Release R4.11MU02

Nmap run completed -- 1 IP address (1 host up) scanned in 20 seconds