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  • bitdays.co.kr/2021/09/12/%ea%b0%9d%ec%8b%a4-%eb%82%b4-%ec%97%94%ed%84%b0%ed%85%8c%ec%9d%b8%eb%a8%bc%ed%8a%b8-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%ea%b3%b5%ec%9c%a0-2021-%ec%b5%9c%ea%b3%a0-%ec%84%a0%eb%8f%84-%ea%b5%ad/ (port 80)