kzonecheck(1) on Linux
The text f5288513f65e, as Debian 12 (Bookworm) shipped it.
Knot DNS zone check tool
Flags it lists
-
--dnssec -
--help -
--origin -
--time -
--verbose -
--version -
-V -
-d -
-h -
-o -
-t -
-v