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  • bitdays.co.kr/2021/08/24/%ed%84%b0%ec%b9%98-%ec%8a%a4%ed%81%ac%eb%a6%b0-%eb%94%94%ec%8a%a4%ed%94%8c%eb%a0%88%ec%9d%b4-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-%ec%82%b0%ec%97%85-%eb%8f%99%ed%96%a5-%eb%b9%84%ec%a6%88%eb%8b%88/ (port 80)