[{"mac_prefix":"00:50:C2:71:C0","mask_bits":36,"block_type":"IAB","organization":"Elmec Inc.","address":"229 Billerica Road Chelmsford MA US 01824","country":"US"},{"mac_prefix":"00:50:C2:7B:30","mask_bits":36,"block_type":"IAB","organization":"Elmec,  Inc.","address":"229 Billerica Road Chelmsford Mass US 01824","country":"US"},{"mac_prefix":"00:50:C2:82:D0","mask_bits":36,"block_type":"IAB","organization":"Elmec, Inc.","address":"61 Hayotzrim Street Karmiel Haifa US 20101","country":"US"}]