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  • bitdays.co.kr/2021/11/24/%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%98%b8%ec%9d%bc-%eb%b0%8f-%ed%8f%ac%ec%9e%a5-%ec%8b%9c%ec%9e%a5-%eb%b6%84%ec%84%9d-2021-%ec%82%b0%ec%97%85-%eb%8f%99%ed%96%a5-%ec%88%98%ec%9d%b5-%ec%b5%9c/ (port 80)