ssh-keyscan(1) on macOS
The text bc585f060159, as macOS 10.13.6, macOS 10.13.5, macOS 10.13.4, macOS 10.13.3, macOS 10.13.2 shipped it.
gather ssh public keys
Flags it lists
-
-4 -
-6 -
-H -
-T -
-c -
-f -
-p -
-t -
-v