[{"mac_prefix":"A0:77:71","mask_bits":24,"block_type":"MA-L","organization":"Vialis BV","address":"Loodsboot 15 HOUTEN  NL 3991 CJ","country":"NL"},{"mac_prefix":"EC:74:CD:40","mask_bits":28,"block_type":"MA-M","organization":"Vialis BV","address":"Loodsboot 15 HOUTEN  NL 3991 CJ","country":"NL"}]