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  • bitdays.co.kr/2021/04/13/%ec%b2%a0%eb%8f%84-%ea%b2%ac%ec%9d%b8-%eb%b3%80%ec%95%95%ea%b8%b0-%ec%8b%9c%ec%9e%a5-2021-%ec%a0%84%eb%9e%b5-%ec%82%b0%ec%97%85-%ec%b5%9c%ec%8b%a0-%eb%89%b4%ec%8a%a4-%ec%98%88%ec%b8%a1-%eb%b3%84/ (port 80)