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  • bitdays.co.kr/2021/02/24/%ed%9e%88%ed%94%84-%eb%a1%9c%eb%a9%9c-%eb%a1%9c%ec%8a%a4-%ec%95%84%ec%84%b8%ed%85%8c%ec%9d%b4%ed%8a%b8-%ec%88%99%ec%8b%9c-%eb%84%a4%ec%9d%b4%ed%8a%b8-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c/ (port 80)