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  • bitdays.co.kr/2021/02/24/%ed%81%ac%eb%9e%98%ed%94%84%ed%8a%b8-%ec%a2%85%ec%9d%b4-%ec%a0%91%ec%b0%a9-%ed%85%8c%ec%9d%b4%ed%94%84-%ed%8c%90%eb%a7%a4-%ec%8b%9c%ec%9e%a5-%ec%a0%90%ec%9c%a0%ec%9c%a8-2021-%ea%b8%80%eb%a1%9c/ (port 80)