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  • bitdays.co.kr/2021/05/04/%eb%b0%94%ea%b5%ac%eb%8b%88-%ec%8a%a4%ed%8a%b8%eb%a0%88%ec%9d%b4%eb%84%88-%ec%8b%9c%ec%9e%a5%ec%97%90-%eb%8c%80%ed%95%9c-%ec%a2%85%ed%95%a9-%eb%b3%b4%ea%b3%a0%ec%84%9c-2021-%ed%81%ac%ea%b8%b0/ (port 80)