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  • bitdays.co.kr/2021/05/13/%eb%b2%94%ec%9a%a9-%ed%9c%a0-%ec%8b%9c%ec%9e%a5-2021-%ec%82%b0%ec%97%85-%ea%b0%80%ea%b2%a9-%eb%8f%99%ed%96%a5-%ed%81%ac%ea%b8%b0-%ec%b6%94%ec%a0%95-%ec%82%b0%ec%97%85-%ec%a0%84%eb%a7%9d-%eb%b0%8f/ (port 80)