Nmap results potential loopback error?

Starting Nmap 5.21 ( http://nmap.org ) at 2011-05-27 20:19 EET
mass_dns: warning: Unable to determine any DNS servers. Reverse DNS is disabled. Try using --system-dns or specify valid servers with --dns-servers
Nmap scan report for 192.168.0.25
Host is up (0.00010s latency).
PORT     STATE         SERVICE
9000/tcp open          cslistener
9006/tcp closed        unknown
9000/udp open|filtered cslistener
9006/udp closed        unknown