[{"mac_prefix":"84:39:BE:40","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen Ramos Digital Technology Co,.Ltd.","address":"3F,Noth Block B, No.2 Kingdee Software Park, Keji South 12th Road, High-Tech Industrial Park, Nanshan District,Shenzhen 518057 Shenzhen Guangdong CN 518000","country":"CN"}]