ldns-compare-zones(1) on Linux
The text a48f77e33a81, as Debian 10 (Buster), Debian 9 (Stretch) shipped it.
read and compare two zonefiles and print differences
Flags it lists
-
-a -
-c -
-d -
-e -
-h -
-i -
-s -
-v -
-z