This number rang on consecutive days, did not answer, no message left. On the second day, My Telstra Guardian phone shows I had blocked number no need to answer.

Do not recognize number, did not answer, no message left. Rang back recorded message " This mail box is full cannot take any more messages " suspect a scam. Blocked.

rang on home phone. did not leave message on answer machine. likely spam call

repeatedly rings and leaves no message. Assume spam/scam