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  • bitdays.co.kr/2021/04/09/%ec%86%8c%ea%b2%b0-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%82%98-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-2021-%ec%b5%9c%ea%b7%bc-%ea%b0%9c%eb%b0%9c-%ec%a0%9c%ed%92%88%ec%9d%80-2024%ec%9c%bc%eb%a1%9c-%ec%88%98/ (port 80)