[{"mac_prefix":"8C:1F:64:08:20","mask_bits":36,"block_type":"MA-S","organization":"Zhongcheng Technology Co.,Ltd","address":"Room 1903, 1905, 1906, Block B, Oriental Building, Intersection of Navigation Road and Songshan Road, Erqi District, Zhengzhou City, Henan Province Zhengzhou  CN 412000","country":"CN"}]