How to know the Ip is belongs to whom in a LAN

About nbtstat
MS-DOS utility that displays protocol statistics and current TCP/IP connections using NBT.

Syntax

NBTSTAT [ [-a RemoteName] [-A IP address] [-c] [-n] [-r] [-R] [-RR] [-s] [-S] [interval] ]

-a (adapter status) Lists the remote machine's name table given its name.

-A (Adapter status) Lists the remote machine's name table given its IP address.

-c (cache) Lists NBT's cache of remote [machine] names and their IP addresses.

-n (names) Lists local NetBIOS names.

-r (resolved) Lists names resolved by broadcast and via WINS

-R (Reload) Purges and reloads the remote cache name table

-S (Sessions) Lists sessions table with the destination IP addresses

-s (sessions) Lists sessions table converting destination IP addresses to computer
NETBIOS names.
-RR (ReleaseRefresh) Sends Name Release packets to WINs and then, starts Refresh
RemoteName Remote host machine name.

IP address Dotted decimal representation of the IP address.

Examples
nbtstat -a 204.224.150.3Local Area Connection:
Node IpAddress: [204.224.150.3] Scope Id: []
NetBIOS Remote Machine Name Table
Name Type Status
---------------------------------------------
HOPE4 <00> UNIQUE Registered
CHGROUP <00> GROUP Registered
HOPE4 <20> UNIQUE Registered
HOPE4 <03> UNIQUE Registered
CHGROUP <1e> GROUP Registered
CHGROUP <1d> UNIQUE Registered
..__MSBROWSE__. <01> GROUP Registered
ADMINISTRATOR <03> UNIQUE Registered
MAC Address = 00-00-00-00-00-00