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  • bitdays.co.kr/2021/10/09/%ec%b9%98%ea%b3%bc%ec%9a%a9-%eb%94%94%ec%a7%80%ed%84%b8-%ec%97%91%ec%8a%a4%eb%a0%88%ec%9d%b4-%ec%9e%a5%eb%b9%84-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%eb%b6%84%ec%84%9d%ec%97%90-%ec%9d%98%ed%95%b4/ (port 80)