[{"mac_prefix":"00:03:DD","mask_bits":24,"block_type":"MA-L","organization":"Comark Interactive Solutions","address":"93 West St. Medfield MA US 02052","country":"US"},{"mac_prefix":"70:B3:D5:39:D0","mask_bits":36,"block_type":"MA-S","organization":"Comark Interactive Solutions","address":"430 Fortune Blvd Milford MA US 01757","country":"US"}]