I called back number 0416 920 962 spoke to a woman who said company name is Australian Workplace.
Anonymous on 0488 879 031
Its a scam. Here is what I got from them after the usual exchanges as described above... So you...
Anonymous on +61 4534115469
Foreign woman said she was from telstra technical department calling about our internet...
Anonymous on (02) 9495 6201
Left voice mail in Chinese language
Anonymous on 0477 418 550
this person is a real estate agent who lists properties on realestate.com.au with out the owners...
Tursa Employment... on (02) 6681 1755
I called back the number and the guy on the other line said the company name is Tursa Employment...