Who called from 3153136142

This number calls and leaves no message. Caller ID reads TRI.
If I answer The call continues but no one speaks on the other end. they hang up after a moment. If I answer and after a moment of silence at both ends insay this is an illegal business practice they hang up right away.

I know you search your own numbers to see what your victims are saying about you.

This is what I am saying ,,|..

Rec'd call...no message left.  Will block #

Caller ID:  Syracuse, NY

Received call no message left

Answered the call.dead air.