www.okticket.co.kr-nmap_results

Starting nmap V. 2.50 by fyodor@insecure.org ( www.insecure.org/nmap/ )
Insufficient responses for TCP sequencing (3), OS detection will be MUCH less reliable
Interesting ports on  (210.220.213.212):
Port       State       Service
80/tcp     open        http                    

Remote OS guesses: Windows NT 5 Beta2 or Beta3, Windows 2000 RC1

Nmap run completed -- 1 IP address (1 host up) scanned in 9 seconds