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  • bitdays.co.kr/2021/03/30/%ea%b1%b4%ec%84%a4-%ec%82%b0%ec%97%85%ec%97%90-%eb%8c%80%ed%95%9c-%ec%a7%91%ea%b3%84-%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%88-2/ (port 80)