[{"mac_prefix":"AC:64:DD:40","mask_bits":28,"block_type":"MA-M","organization":"8Cups","address":"29, Gonghang-daero 61-gil, Gangseo-gu Seoul  KR 07563","country":"KR"},{"mac_prefix":"70:B3:D5:A6:F0","mask_bits":36,"block_type":"MA-S","organization":"8Cups","address":"29, Gonghang-daero 61-gil, Gangseo-gu Seoul  KR 07563","country":"KR"}]