CmdID

CmdID / Commands / nslookup set

nslookup set debug

Turns debugging mode on or off. Windows commands reference

On Windows

Opens CmdID with your command. It is read in your browser and sent nowhere.

Windows

from the Windows commands reference, CC BY 4.0
set [no]debug
nodebugTurns off debugging mode. This is the default value.
debugTurns on debugging mode. By turning debugging mode on, you can view more information about the packet sent to the server and the resulting answer.
/?Displays help at the command prompt.
/helpDisplays help at the command prompt.