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  • bitdays.co.kr/2021/07/18/%ea%b1%b4%ec%a1%b0%ed%95%9c-%ed%94%bc%eb%b6%80%ec%97%90-%eb%8c%80%ed%95%9c-bb-%ed%81%ac%eb%a6%bc-%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-%eb%b0%8f-%ea%b8%b0/ (port 80)