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  • bitdays.co.kr/2021/11/25/%ed%99%98%ec%9e%90-%ec%a0%9c%ec%96%b4-%ec%a7%84%ed%86%b5%ec%a0%9c-%ec%a3%bc%ec%9e%85-%ed%8e%8c%ed%94%84-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-2021-%ec%a3%bc%ec%9a%94-%ec%a0%9c%ec%a1%b0%ec%97%85/ (port 80)