[{"mac_prefix":"C8:F1:0A:50","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen DO Intelligent Technology Co., Ltd","address":"1st/2nd/east of 3rd/4th Floor of Building 1, 1st/14th/15th Floor of Building 6, Changyi Industrial Park, No. 1 of Lirong Road, Xinshi Community, Dalang Street, Longhua District Shenzhen Guangdong CN 518110","country":"CN"}]