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  • bitdays.co.kr/2021/05/14/%ec%a0%84%ec%b2%b4-%ec%bb%a8%ed%85%8c%ec%9d%b4%eb%84%88%eb%a1%9c%eb%93%9c%ed%99%94%eb%ac%bc-%ed%8f%ac%ec%9b%8c%eb%94%a9-%ec%8b%9c%ec%9e%a5-%eb%b3%b4%ea%b3%a0%ec%84%9c-2021-%ec%84%b8%ea%b3%84-%ec%b5%9c/ (port 80)