[{"mac_prefix":"50:19:11:20","mask_bits":28,"block_type":"MA-M","organization":"HBTECH","address":"11-32, Sangdeok-ro, Jiksan-eup, Seobuk-gu, Cheonan-si, Chungcheongnam-do, Republic of Korea Cheonan-si Chungcheongnam-do KR 31029","country":"KR"}]