[{"mac_prefix":"00:0F:BD","mask_bits":24,"block_type":"MA-L","organization":"MRV Communications (Networks) LTD","address":"P.O Box 614 Yokneam  IL 20692","country":"IL"},{"mac_prefix":"3C:A7:2B","mask_bits":24,"block_type":"MA-L","organization":"MRV Communications (Networks) LTD","address":"P.O Box 614 Yokneam   IL 20692","country":"IL"},{"mac_prefix":"A4:60:32","mask_bits":24,"block_type":"MA-L","organization":"MRV Communications (Networks) LTD","address":"Hayetzira 6 Yokneam Yokneam IL 20692","country":"IL"}]