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  • bitdays.co.kr/2021/10/14/%ec%95%bc%ec%99%b8-%ea%b0%80%ec%8a%a4-%ed%99%94%ec%9e%ac-%ea%b5%ac%eb%8d%a9%ec%9d%b4%ec%99%80-%ed%9e%88%ed%84%b0-%ec%8b%9c%ec%9e%a5-%eb%8f%99%ed%96%a5-2021-%ea%b3%b5%ec%9c%a0-%ec%8b%a0%ed%9d%a5/ (port 80)