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  • bitdays.co.kr/2021/05/13/%ec%95%84%ec%9b%83-%eb%b0%94%ec%9a%b4%eb%93%9c-%ec%9d%98%eb%a3%8c-%ea%b4%80%ea%b4%91-%ec%84%9c%eb%b9%84%ec%8a%a4-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%a0%90%ec%9c%a0%ec%9c%a8/ (port 80)