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  • bitdays.co.kr/2021/09/16/%ec%a0%84%ea%b8%b0-%eb%aa%a8%ed%84%b0-%ec%8b%9c%ec%9e%a5-2021-%ec%82%b0%ec%97%85-%ed%81%ac%ea%b8%b0-%ea%b3%b5%ec%9c%a0-%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%b6%84%ec%84%9d-%ea%b0%9c%eb%b0%9c-%ec%83%81-2/ (port 80)