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  • bitdays.co.kr/2021/07/22/%ec%88%98%ec%a7%80-%ec%a0%91%eb%8a%94-%ec%9d%98%ec%9e%90-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-2021-%ec%88%98%ec%9a%94-%ec%84%b1%ec%9e%a5-%eb%8f%99%ec%9d%b8-%ea%b2%bd%ec%9f%81-%eb%b6%84%ec%84%9d/ (port 80)