Start->All Programs->Ansys 19.2 ->Ansys Client Licensing->Client ANSLIC_ADMIN Utility 19.2  (or whatever version you have installed).

When the program opens, View Status ->  Display License Status

It will write out a list of licenses found.  If you see this line, you have a DesignModeler license.

Users of agppi:  (Total of 2 licenses issued;  Total of 1 license in use)