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  • bitdays.co.kr/2021/07/31/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%82%b0%ec%97%85-%ec%b8%b5-%ec%8a%a4%ed%81%ac%eb%9f%ac%eb%b2%84-%ec%8b%9c%ec%9e%a5-2021-%ea%b5%ad%eb%82%b4-%eb%b0%8f-%ec%84%b8%ea%b3%84-%ec%8b%9c%ec%9e%a5-%ec%82%b0/ (port 80)