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  • bitdays.co.kr/2021/09/16/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%9e%90%eb%8f%99%ec%b0%a8-%ed%99%9c%ec%84%b1-%ec%84%9c%ec%8a%a4%ed%8e%9c%ec%85%98-%ec%8b%9c%ec%8a%a4%ed%85%9c-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-2021-%ea%b5%ad/ (port 80)