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  • bitdays.co.kr/2021/07/20/%eb%b3%b4%ec%a0%95-%ec%86%8c%ed%94%84%ed%8a%b8%ec%9b%a8%ec%96%b4-%ec%8b%9c%ec%9e%a5-2021-%ec%a7%80%ea%b5%ac-%ea%b8%b0%ec%97%85-%eb%b6%84%ec%84%9d-%ed%8a%b9%ec%84%b1-%ec%8b%9c%ec%9e%a5-%ea%b8%b8/ (port 80)