Usage: ipscan [OPTION]... DEST...
-buffer int
Size of service buffers (default 1024)
-interval int
Number of seconds between pings (default 10)
-pingers int
Number of concurrent pingers to run (default 24)
-resolvers int
Number of concurrent resolvers to run (default 48)
-timeout int
ICMP timeout (in ms) (default 1000)
DEST can be a hostname, IP address, or CIDR