What is Phone Number 839331000 And +43664802137979?

Who are they is Number phone 839331000 And +43664802137979.
– Who is the owner of the phone number.. Why do they call me constantly at 2021-11-26 02:06:50

Can someone tell me what to do with 839331000 And +43664802137979 ?

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Recent, Comment at 2021-11-26 02:06:50 by community : Blinks