[{"mac_prefix":"00:50:C2:81:10","mask_bits":36,"block_type":"IAB","organization":"Open System Solutions Limited","address":"Saltmakers House Southampton Hampshire GB SO31 4NB","country":"GB"},{"mac_prefix":"70:B3:D5:44:B0","mask_bits":36,"block_type":"MA-S","organization":"Open System Solutions Limited","address":"Saltmakers House Southampton Hampshire GB SO31 4NB","country":"GB"},{"mac_prefix":"70:B3:D5:FA:B0","mask_bits":36,"block_type":"MA-S","organization":"Open System Solutions Limited","address":"Unit 33, Mitchell Point, Ensign Way Southampton Hampshire GB SO31 4RF","country":"GB"}]