[{"mac_prefix":"18:AF:A1","mask_bits":24,"block_type":"MA-L","organization":"Shenzhen Yifang Network Technology Co., Ltd.","address":"21 / F, Kangjia R \u0026 D building, No.28, Keji South 12th Road, Nanshan District, Shenzhen City, Guangdong Province, China Shenzhen Nanshan District CN 518000","country":"CN"}]