dumpasn1(1) on Linux
The text 91433744bf3c, as Debian 7 (Wheezy) shipped it.
ASN.1 object dump/syntax check program
Flags it lists
-
-- -
-a -
-c -
-d -
-e -
-f -
-h -
-hh -
-l -
-number -
-o -
-p -
-r -
-s -
-t -
-u -
-w -
-x