[{"mac_prefix":"7C:1E:B3","mask_bits":24,"block_type":"MA-L","organization":"2N TELEKOMUNIKACE a.s.","address":"Modranska 621 Prague  CZ 143 01","country":"CZ"},{"mac_prefix":"00:50:C2:29:C0","mask_bits":36,"block_type":"IAB","organization":"2N TELEKOMUNIKACE a.s.","address":"Modranska 621 Prague 4 Prague CZ 143 01","country":"CZ"},{"mac_prefix":"00:50:C2:62:20","mask_bits":36,"block_type":"IAB","organization":"2N TELEKOMUNIKACE a.s.","address":"Modranska 621 Prague  CZ 143 01","country":"CZ"},{"mac_prefix":"00:50:C2:81:F0","mask_bits":36,"block_type":"IAB","organization":"2N TELEKOMUNIKACE a.s.","address":"Modranska 621 Prague  CZ 143 01","country":"CZ"},{"mac_prefix":"00:50:C2:9B:F0","mask_bits":36,"block_type":"IAB","organization":"2N TELEKOMUNIKACE a.s.","address":"Modranska 621 Prague  CZ 143 01","country":"CZ"}]
