[{"mac_prefix":"A8:54:A2","mask_bits":24,"block_type":"MA-L","organization":"Heimgard Technologies AS","address":"Dronning Mauds gate 15 Oslo  Norway NO 0250","country":"NO"},{"mac_prefix":"B0:DD:74","mask_bits":24,"block_type":"MA-L","organization":"Heimgard Technologies AS","address":"Dronning Mauds gate 15 Oslo  Norway NO 0250","country":"NO"}]