[{"mac_prefix":"00:12:56","mask_bits":24,"block_type":"MA-L","organization":"LG INFORMATION \u0026 COMM.","address":"459-9,KASAN-DONG,KUMCHON-GU, SEOUL  KR 153-023","country":"KR"},{"mac_prefix":"00:19:A1","mask_bits":24,"block_type":"MA-L","organization":"LG INFORMATION \u0026 COMM.","address":"60-39,Kasan-dong,Kumchon-ku Seoul  KR 153-023","country":"KR"}]