nslookup-mode
nslookup-mode is an interactive compiled Lisp function in `net-utils.el'.
(nslookup-mode)
Parent mode: `comint-mode'.
Major mode for interacting with the nslookup program.
In addition to any hooks its parent mode `comint-mode' might have run,
this mode runs the hook `nslookup-mode-hook', as the final step
during initialization.
key             binding
---             -------
TAB		completion-at-point