[{"mac_prefix":"E4:77:6B","mask_bits":24,"block_type":"MA-L","organization":"AARTESYS AG","address":"Bahnhofplatz 7 Biel Bern CH CH-2501","country":"CH"},{"mac_prefix":"00:50:C2:14:30","mask_bits":36,"block_type":"IAB","organization":"AARTESYS AG","address":"Bahnhofplatz 7 Biel  CH CH-2502","country":"CH"}]