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  • bitdays.co.kr/2021/04/25/2025-%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%a6%ac%ed%94%84%ed%8a%b8-%eb%b0%b8%eb%a6%ac-%eb%b0%9c%ec%97%b4-%eb%b0%b1%ec%8b%a0-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80/ (port 80)