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  • bitdays.co.kr/2021/05/14/%eb%82%b4%ec%8b%9c%ea%b2%bd-%ec%a0%90%eb%a7%89%ed%95%98-%ed%95%b4%eb%b6%80-%eb%8f%84%ea%b5%ac-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%82%b0%ec%97%85-%ed%81%ac%ea%b8%b0-%ec%97%b0/ (port 80)