[{"mac_prefix":"00:D0:24","mask_bits":24,"block_type":"MA-L","organization":"Cognex Corporation","address":"Modular Vision Systems Division Portland OR US 97224","country":"US"},{"mac_prefix":"00:50:C2:17:D0","mask_bits":36,"block_type":"IAB","organization":"Cognex Corporation","address":"15865 SW 74th Suite 105 Portland OR US 97224","country":"US"},{"mac_prefix":"00:50:C2:1E:00","mask_bits":36,"block_type":"IAB","organization":"Cognex Corporation","address":"1 Vision Drive Natick MA US 01760","country":"US"}]