Warning: OS detection will be MUCH less reliable because we did not find at least 1 open and 1 closed TCP port Insufficient responses for TCP sequencing (2), OS detection may be less accurate Insufficient responses for TCP sequencing (2), OS detection may be less accurate Insufficient responses for TCP sequencing (2), OS detection may be less accurate Interesting ports on web1.16.205.216.in-addr.arpa (216.205.16.76): (The 1541 ports scanned but not shown below are in state: filtered) Port State Service 80/tcp open http No exact OS matches for host (test conditions non-ideal). TCP/IP fingerprint: SInfo(V=2.54BETA22%P=i386-unknown-freebsd4.0%D=8/1%Time=3B68C4A6%O=80%C=-1) T1(Resp=Y%DF=Y%W=2017%ACK=S++%Flags=AS%Ops=M) T2(Resp=Y%DF=N%W=800%ACK=S++%Flags=AR%Ops=) T3(Resp=Y%DF=Y%W=2017%ACK=S++%Flags=AS%Ops=M) T4(Resp=Y%DF=N%W=800%ACK=S++%Flags=AR%Ops=) T5(Resp=N) T6(Resp=Y%DF=N%W=800%ACK=S++%Flags=AR%Ops=) T7(Resp=Y%DF=N%W=800%ACK=S++%Flags=AR%Ops=) PU(Resp=N) # Nmap run completed at Wed Aug 1 23:10:30 2001 -- 1 IP address (1 host up) scanned in 1469 seconds