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  • bitdays.co.kr/2021/07/29/%ed%98%b8%ed%85%94-%ec%98%88%eb%b0%a9-%ec%9c%a0%ec%a7%80-%eb%b3%b4%ec%88%98-%ec%86%8c%ed%94%84%ed%8a%b8%ec%9b%a8%ec%96%b4-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%82%b0%ec%97%85/ (port 80)