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  • bitdays.co.kr/2021/04/14/%ec%a0%84%ea%b8%b0-%ec%9e%90%eb%8f%99%ec%b0%a8-%eb%b0%b0%ed%84%b0%eb%a6%ac-%ea%b4%80%eb%a6%ac-%ec%8b%9c%ec%8a%a4%ed%85%9c-%ec%8b%9c%ec%9e%a5-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%ea%b7%b8%eb%a6%bc-2/ (port 80)