MS-DOS utility that enables a user to look up an IP address of a domain or host on a network.

Users who are using earlier versions of Microsoft Windows 95, Windows 98, or Windows ME and need the options available with the nslookup command will need to download an alternative third-party program. 

Commands: (identifiers are shown in uppercase, [] means optional)

NAME	print info about the host/domain NAME using default server
NAME1 NAME2	as above, but use NAME2 as server
help or ?	print info on common commands
set OPTION	set an option all print options, current server and host [no]debug print debugging information [no]d2 print exhaustive debugging information [no]defname append domain name to each query [no]recurse ask for recursive answer to query [no]search use domain search list [no]vc always use a virtual circuit domain=NAME set default domain name to NAME srchlist=N1[/N2/.../N6]  set domain to N1 and search list to N1,N2, etc. root=NAME set root server to NAME retry=X set number of retries to X timeout=X set initial time-out interval to X seconds type=X set query type (ex. A,ANY,CNAME,MX,NS,PTR,SOA,SRV) querytype=X same as type class=X set query class (ex. IN (Internet), ANY) [no]msxfr use MS fast zone transfer ixfrver=X current version to use in IXFR transfer request
server NAME	set default server to NAME, using current default server
lserver NAME	set default server to NAME, using initial server
finger [USER]	finger the optional NAME at the current default host
root	set current default server to the root
ls [opt] DOMAIN [> FILE]	list addresses in DOMAIN (optional: output to FILE) -a list canonical names and aliases -d list all records -t TYPE  list records of the given type (e.g. A,CNAME,MX,NS,PTR etc.)
view FILE	sort an 'ls' output file and view it with pg
exit	exit the program

EXAMPLES

C:\>nslookup computerhope.com
Server: ns.computerhope.com
Address: 1.1.1.1

Name: computerhope.com
Address: 204.228.150.3