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  • bitdays.co.kr/2021/09/10/%ec%9e%90%ec%a0%84%ea%b1%b0-%ed%83%84%ec%86%8c-%ec%84%ac%ec%9c%a0-%ed%94%84%eb%a0%88%ec%9e%84-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%89%ec%a7%84%ec%a0%81-%ec%84%b1%ec%9e%a5-%ec%a3%bc%ec%9a%94-%eb%8f%99/ (port 80)