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  • bitdays.co.kr/2021/02/23/%ec%a3%bc%ed%8c%8c%ec%88%98-%eb%94%94%eb%b0%94%ec%9d%b4%eb%8d%94-%ec%8b%9c%ec%9e%a5%ec%9d%80-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ea%b3%b5%ec%9c%a0-%ed%81%ac%ea%b8%b0-%eb%af%b8%eb%9e%98-%ec%88%98/ (port 80)