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  • bitdays.co.kr/2021/09/05/%ec%82%b0%ec%97%85%ec%9a%a9-%ec%8b%9d%ed%92%88-%eb%b0%b0%ec%a0%95%ea%b8%b0-%ec%8b%9c%ec%9e%a5-2021-%ec%8b%a0%ed%9d%a5-%ec%8b%9c%ec%9e%a5-%ed%95%99%ec%8a%b5-%ec%9a%b4%ec%a0%84%ec%9e%90-%ea%b5%ac/ (port 80)