[{"mac_prefix":"00:18:EA","mask_bits":24,"block_type":"MA-L","organization":"Alltec GmbH","address":"An der Trave 27-31 Selmsdorf Mecklenburg-Vorpommern DE 23923","country":"DE"},{"mac_prefix":"00:50:C2:14:80","mask_bits":36,"block_type":"IAB","organization":"Alltec GmbH","address":"Seelandstr. 67 Lubeck  DE 23569","country":"DE"}]