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  • bitdays.co.kr/2021/04/17/%ed%8a%b8%eb%a0%8c%eb%93%9c-%ec%a7%80%ec%97%ad-%ec%88%98%ec%9a%94-%ec%a0%9c%ed%92%88-%eb%b3%84-%ec%86%94%eb%9d%bc-%ec%a6%9d%ea%b8%b0-%ed%84%b0%eb%b9%88-%ec%8b%9c%ec%9e%a5-%ec%a0%84%eb%a7%9d/ (port 80)