A shared address, domain or mail server is a lead, not a verdict — most often the same administrator (accountant / corporate-services provider), not a single group.
People with significant control
2 people
Name
Role
From
Source
Marcel Robert Oosenbrugh
officer
—
Germany registry
Oosenbrugh Holding GmbH, Berlin (Amtsgericht Charlottenburg HRB 123270B).