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  • bitdays.co.kr/2021/02/23/%ea%b3%b5%ec%95%95-%ec%9d%91%ec%b6%95%ec%88%98-%ed%9a%8c%ec%88%98-%ed%8e%8c%ed%94%84-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%82%b0%ec%97%85-%eb%b6%84%ec%84%9d-%ed%81%ac%ea%b8%b0/ (port 80)