kzonecheck(1) on Linux
The text 84295f7cc460, as Debian 11 (Bullseye) shipped it.
Knot DNS zone check tool
Flags it lists
-
--dnssec -
--help -
--origin -
--time -
--verbose -
--version -
-V -
-d -
-h -
-o -
-t -
-v