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  • bitdays.co.kr/2021/04/17/%ec%84%b1%ed%98%95-%ed%94%8c%eb%9d%bc%ec%8a%a4%ed%8b%b1-%eb%b6%88%ec%96%b4-%ec%8b%9c%ec%9e%a5-%ec%84%b1%ec%9e%a5-%ec%9a%b4%ec%a0%84%ec%82%ac-%ec%88%98%ec%9a%94-%eb%b9%84%ec%a6%88%eb%8b%88%ec%8a%a4/ (port 80)