Missed a call from this number (fortunately), which shows as being from Sydney, NSW.
Won't bother to call them back as their number starts with 8000 which has been the case with a number of previous scam calls I have received.

Another caller that does not leave a message. No message, no call back. Now blocked.

Suspected spam call. Did not answer

called multiple times, when finally answered , noone at end of line.

Left confused voicemail Indian call center noting of value said, scam attempt but scam alerts worked

Scam

Dodgy looking number, will block as others have.

Called but no message left.. scam

Unsolicited call. No message left, no callback.