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  • bitdays.co.kr/2021/07/22/%ec%96%b4%eb%a6%b0%ec%9d%b4-%ec%82%ac%ec%86%8c%ed%95%9c-%ea%b0%90%ec%86%8d%ea%b8%b0-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-2021-%ec%88%98%ec%9a%94-%ec%84%b1%ec%9e%a5-%eb%8f%99%ec%9d%b8-%ea%b2%bd/ (port 80)