[{"mac_prefix":"00:50:C2:95:20","mask_bits":36,"block_type":"IAB","organization":"Tech Fass s.r.o.","address":"Plavecka 503 Jesenice  CZ 252 42","country":"CZ"},{"mac_prefix":"8C:1F:64:AA:10","mask_bits":36,"block_type":"MA-S","organization":"Tech Fass s.r.o.","address":"Věštínská, 1611/19 praha Česká republika CZ 15300","country":"CZ"}]