[{"mac_prefix":"94:02:6B","mask_bits":24,"block_type":"MA-L","organization":"Optictimes Co.,Ltd","address":"Hangzhou City, Zhejiang Province Hangzhou Zhejiang CN 310023","country":"CN"},{"mac_prefix":"C8:63:14:A0","mask_bits":28,"block_type":"MA-M","organization":"Optictimes Co.,Ltd","address":"Hangzhou City,  Zhejiang Province Hangzhou Zhejiang CN 310023","country":"CN"}]