[{"mac_prefix":"40:D8:55:02:A0","mask_bits":36,"block_type":"IAB","organization":"Tinkerforge GmbH","address":"Roemerstr. 18 Stukenbrock NRW DE 33758","country":"DE"},{"mac_prefix":"70:B3:D5:50:90","mask_bits":36,"block_type":"MA-S","organization":"Tinkerforge GmbH","address":"Zur Brinke 7 Schloss Holte-Stukenbrock NRW DE 33758","country":"DE"}]