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  • bitdays.co.kr/2021/05/08/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ed%85%85%ec%8a%a4%ed%85%90-%ed%95%a0%eb%a1%9c%ea%b2%90-%eb%b0%8f-%ea%b0%80%ec%8a%a4-%eb%9e%a8%ed%94%84-%ea%b0%80%eb%93%9d-%ec%8b%9c%ec%9e%a5-%ec%a0%84%eb%a7%9d-2021/ (port 80)