[{"mac_prefix":"B4:A2:EB:00","mask_bits":28,"block_type":"MA-M","organization":"QKM Technology(Dongguan)Co.,Ltd","address":"2F,Block A Building 17,NO. 1,Headquarter,No.4,Xinzhu Road,SSL National Hi-tech Industrial Development Zone Dongguan Guangdong CN 523808","country":"CN"}]