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  • bitdays.co.kr/2021/02/24/%ec%9e%90%eb%8f%99-%ed%9a%a8%ec%86%8c-%ec%8b%a0%ed%98%b8-%eb%b6%84%ec%84%9d%ea%b8%b0-%ec%8b%9c%ec%9e%a5-%ec%8b%a0%ed%9d%a5-%eb%8f%99%ed%96%a5-%ec%9d%91%ec%9a%a9-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%a8/ (port 80)