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  • bitdays.co.kr/2021/09/16/%eb%b0%94%ec%9d%b4%ec%98%a4-%eb%a7%88%ec%bb%a4-%ec%8b%9c%ec%9e%a5-2021-%ec%84%b1%ec%9e%a5-%ec%9d%b8%ec%9e%90-%ec%b5%9c%ea%b3%a0-%ec%a0%9c%ec%a1%b0%ec%97%85%ec%b2%b4-%eb%af%b8%eb%9e%98-%ed%88%ac-2/ (port 80)