Allows you to search for IP addresses across a list of your know IP/CIDR ranges. If you see a log message with an IP in it but you aren't sure what resource that represents, you can run
$ ipdatabase search 192.168.0.1
192.168.0.0/16 home-network
192.168.0.0/18 media-subnet
Usage: ipdatabase <flags> <subcommand> <subcommand args>
Subcommands:
add Add a new entry
commands list all command names
delete Delete an entry
flags describe all known top-level flags
help describe subcommands and their syntax
list List all entries
search Search all entries