[{"mac_prefix":"FC:AF:AC","mask_bits":24,"block_type":"MA-L","organization":"Socionext Inc.","address":"19 Nishikujo-Kasuga-cho Minaki-ku Kyoto JP 601-8413","country":"JP"},{"mac_prefix":"74:1A:E0:10","mask_bits":28,"block_type":"MA-M","organization":"Socionext Inc.","address":"Nomura Shin-Yokohama Bldg., 2-10-23 Shin-Yokohama, Kohoku-ku Yokohama Kanagawa JP 222-0033","country":"JP"}]