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  • bitdays.co.kr/2021/11/18/%eb%84%a4%ed%8a%b8%ec%9b%8c%ed%81%ac-%ec%9e%90%eb%8f%99%ed%99%94-%ec%8b%9c%ec%9e%a5-%ea%b7%9c%eb%aa%a8-2021-%ec%a3%bc%ec%9a%94-%ec%a0%9c%ec%a1%b0%ec%97%85%ec%b2%b4-%ec%82%b0%ec%97%85-%eb%b6%84/ (port 80)