od(1) on FreeBSD
The text ffe157a9f9e9, as FreeBSD 12.4-RELEASE shipped it.
octal, decimal, hex, ASCII dump
Flags it lists
-
-A -
-B -
-D -
-F -
-H -
-I -
-L -
-N -
-O -
-X -
-a -
-b -
-c -
-d -
-e -
-f -
-h -
-i -
-j -
-l -
-o -
-s -
-t -
-v -
-x