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  • bitdays.co.kr/2022/01/15/%ec%a0%84%ec%84%b8%ea%b3%84-%ea%b0%9c%ec%9d%b8-%ec%82%ac%ea%b3%a0-%eb%b3%b4%ed%97%98-%ec%8b%9c%ec%9e%a5-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%eb%8d%b0%ec%9d%b4%ed%84%b0-%ed%8a%b8%eb%a0%8c%eb%93%9c-20/ (port 80)