ldns-dane(1) on Linux
The text 1620c5ea8ac7, as Debian 8 (Jessie) shipped it.
verify or create TLS authentication with DANE (RFC6698)
Flags it lists
-
-4 -
-6 -
-S -
-T -
-a -
-b -
-c -
-d -
-f -
-h -
-i -
-k -
-n -
-o -
-p -
-s -
-t -
-u -
-v