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  • bitdays.co.kr/2021/05/05/%ec%9d%bc%ed%9a%8c%ec%9a%a9-%ed%98%b8%ed%9d%a1%ea%b8%b0-%ec%99%b8%ea%b3%bc-%ec%96%bc%ea%b5%b4-%eb%a7%88%ec%8a%a4%ed%81%ac-%ec%8b%9c%ec%9e%a5-%eb%b3%b4%ea%b3%a0%ec%84%9c%eb%8a%94%ec%9d%b4-%ec%97%85/ (port 80)