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  • bitdays.co.kr/2021/05/14/%ec%86%8d%ec%9e%84%ec%88%98-%ea%b8%b0%ec%88%a0-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-2021-%ec%84%b1%ec%9e%a5-%ea%b3%b5%ec%9c%a0-%ec%82%b0%ec%97%85-%ec%97%ad%ed%95%99-%ec%b5%9c%ea%b3%a0-%eb%8f%99/ (port 80)