[{"mac_prefix":"00:13:1E","mask_bits":24,"block_type":"MA-L","organization":"peiker acustic GmbH","address":"Max-Planck-Strasse 28-32 Friedrichsdorf  DE 61381","country":"DE"},{"mac_prefix":"00:52:C2","mask_bits":24,"block_type":"MA-L","organization":"peiker acustic GmbH","address":"Max-Planck-Strasse 28-32 Friedrichsdorf  DE 61381","country":"DE"},{"mac_prefix":"00:50:C2:1D:D0","mask_bits":36,"block_type":"IAB","organization":"peiker acustic GmbH","address":"Max-Planck-Strasse 28-32 Friedrichsdorf  DE 61381","country":"DE"}]