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  • bitdays.co.kr/2021/02/23/%ec%88%98%ec%a0%95-%eb%90%9c-%ec%82%ac%ec%9d%b8-%ec%9b%a8%ec%9d%b4%eb%b8%8c-dc-ac-%ec%9d%b8%eb%b2%84%ed%84%b0-%ec%8b%9c%ec%9e%a5-2021-%ed%81%ac%ea%b8%b0-%ec%84%b1%ec%9e%a5-%ea%b3%b5%ec%9c%a0/ (port 80)