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  • bitdays.co.kr/2021/10/15/%ec%9e%90%ec%9c%a8-%ec%84%a0%eb%b0%95-%ec%8b%9c%ec%9e%a5-%eb%8f%99%ed%96%a5-2021-%ec%a3%bc%ec%9a%94-%ec%a7%80%eb%8f%84%ec%9e%90-%eb%b6%84%ec%84%9d-%eb%b6%84%ed%95%a0-%ec%84%b1%ec%9e%a5-%eb%af%b8/ (port 80)