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  • bitdays.co.kr/2021/10/05/%ed%9c%98%eb%b0%9c%ec%84%b1-%ec%9c%a0%ea%b8%b0-%ed%99%94%ed%95%a9%eb%ac%bc-%ea%b0%80%ec%8a%a4-%ec%84%bc%ec%84%9c-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%b0%ec%88%a0-%eb%af%b8%eb%9e%98-%eb%8f%99%ed%96%a5/ (port 80)