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  • bitdays.co.kr/2021/02/24/%eb%83%89%ea%b0%81-%ec%8b%9c%ec%8a%a4%ed%85%9c-%ea%b9%8a%ec%9d%80-%eb%ac%bc-%ec%86%8c%ec%8a%a4-%ec%8b%9c%ec%9e%a5-%ed%81%ac%ea%b8%b0-%eb%b6%84%ed%95%a0-%ec%97%b0%ea%b5%ac-%eb%b6%84%ec%84%9d/ (port 80)