[{"mac_prefix":"00:50:C2:A7:60","mask_bits":36,"block_type":"IAB","organization":"Roesch \u0026 Walter Industrie-Elektronik GmbH","address":"Woertelweg 2b/c Schwanau  DE 77963","country":"DE"},{"mac_prefix":"8C:1F:64:5D:F0","mask_bits":36,"block_type":"MA-S","organization":"Roesch Walter Industrie-Elektronik GmbH","address":"Woertelweg 2 b/c Schwanau  DE 77963","country":"DE"}]