I called back number (03) 5550 8328 rang once then gets disconnected automatically.

I answered and there was very quiet background noise but no respsonse

They keep calling. Now have number on nlick

calls you answer it hangs up, phoned back another phone high pitch monotone very loud
SO DONT KNOW, WASTES MY TIME,

They called and asked if i was a homeowner of .......... In which i did live at that exact address 11 years ago. I was renting though for 4 years. Then i said no. It went silent as if they pressed the mute button. I hang up. Rang back and it was disconnected. Typical!