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  • bitdays.co.kr/2021/09/15/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ea%b5%90%ec%9c%a1-%eb%94%94%ec%a7%80%ed%84%b8-%ec%82%ac%ec%9d%b4-%eb%8b%88%ec%a7%80-%ec%8b%9c%ec%9e%a5-2021-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%ea%b5%ad%eb%82%b4/ (port 80)