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  • bitdays.co.kr/2021/02/15/%eb%8b%a4%ec%9d%b4%ec%95%84%eb%aa%ac%eb%93%9c-%ed%83%80%ec%9d%bc-%ec%bb%a4%ed%84%b0-%ec%8b%9c%ec%9e%a5-%ec%a1%b0%ec%82%ac-2021-%ec%83%88-%eb%b3%b4%ea%b3%a0%ec%84%9c-%ec%84%b1%ec%9e%a5-%ec%98%88/ (port 80)