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  • bitdays.co.kr/2021/04/18/%ed%8f%ac%eb%a6%84-%ec%95%8c%eb%8d%b0%ed%9e%88%eb%93%9c-%ed%83%90%ec%a7%80%ea%b8%b0-%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%80-2024-3/ (port 80)