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  • bitdays.co.kr/2021/03/25/%ec%b5%9c%ea%b3%a0-%ea%b5%ad%eb%82%b4-%eb%b0%8f-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%8b%9c%ec%9e%a5%ec%9d%98-%ec%98%81%ed%96%a5-%ea%b3%b5%ec%9c%a0-%ed%96%a5%ed%9b%84-%ea%b3%bc%ec%a0%9c-%ec%88%98-6/ (port 80)