[{"mac_prefix":"50:93:4F","mask_bits":24,"block_type":"MA-L","organization":"Gradual Tecnologia Ltda.","address":"Rua Attilio Giaretta, 110 Itatiba SP BR 13257-584","country":"BR"},{"mac_prefix":"00:50:C2:24:70","mask_bits":36,"block_type":"IAB","organization":"Gradual Tecnologia Ltda.","address":"Rua Attilio Giaretta, 110 Itatiba SP BR 13257-584","country":"BR"},{"mac_prefix":"00:50:C2:60:A0","mask_bits":36,"block_type":"IAB","organization":"Gradual Tecnologia Ltda.","address":"Rua Attilio Giaretta, 110 Itatiba SP BR 13257-584","country":"BR"},{"mac_prefix":"00:50:C2:8C:60","mask_bits":36,"block_type":"IAB","organization":"Gradual Tecnologia Ltda.","address":"Rua Attilio Giaretta, 110 Itatiba SP BR 13257-584","country":"BR"}]