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  • bitdays.co.kr/2021/09/15/2021-%eb%85%84-%ec%83%88%eb%a1%9c%ec%9a%b4-%eb%b3%b4%ea%b3%a0%ec%84%9c%ec%9d%98-%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%87%8c-%eb%aa%a8%eb%8b%88%ed%84%b0%eb%a7%81-%ec%9e%a5%ec%b9%98-%ec%8b%9c%ec%9e%a5/ (port 80)