[{"mac_prefix":"C4:62:37","mask_bits":24,"block_type":"MA-L","organization":"sunweit industrial limited","address":"Block A ,503B Room,Zhihui Innovation Centre Shenzhen GUANGDONG CN 518000","country":"CN"},{"mac_prefix":"1C:FD:08:70","mask_bits":28,"block_type":"MA-M","organization":"sunweit industrial limited","address":"Block A ,503B Room,Zhihui Innovation Centre Shenzhen GUANGDONG CN 518000","country":"CN"}]