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  • bitdays.co.kr/2021/05/01/%ed%95%98%ec%9d%b4%eb%b8%8c%eb%a6%ac%eb%93%9c-frac-%ed%94%8c%eb%9f%ac%ea%b7%b8-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%eb%b6%84%ec%84%9d%ec%97%90-%ec%9d%98%ed%95%b4-%ed%98%84%ec%9e%ac-%ec%82%b0/ (port 80)