[{"mac_prefix":"00:0C:5B","mask_bits":24,"block_type":"MA-L","organization":"HANWANG TECHNOLOGY CO.,LTD","address":"8F,Automation Building,95 Zhongguancun, Beijing  CN 100080","country":"CN"},{"mac_prefix":"4C:93:A6:A0","mask_bits":28,"block_type":"MA-M","organization":"Hanwang Technology Co.,Ltd","address":"HANVON TOWER, BUILDING NO.5, ZHONGGUANCUN SOFTWARE PARK, HAIDIAN DISTRICT, BEIJING, CHINA  100193  BEIJING BEIJING CN 100193","country":"CN"}]