Unknown number that was flagged by my phone as a telemarketer. BLOCKED!

Have had 4 calls from 4 different numbers all starting with 0468 229 with the last 3 digits being different numbers in the space of approximately 2 hours, with another 3 starting with 0468 229 in the space of 20 minutes last week, as they are all different unable to block them all

Asian person trying to sell insurance. I told him I was on the Do Not Call register and his call to me was illegal. He still tried to carry on so I hung up and blocked his number.

They Called me from both this number and from 0468 229 091. when you answer its silent then hangs up.