upgrade.duokanbox.com服务器iP：
当前解析：
历史解析记录：
2017-08-06-----2024-02-23 111.13.142.130
2017-08-06-----2024-02-23 123.125.102.5
2020-07-16-----2024-02-23 111.202.0.17
2020-07-16-----2024-02-23 118.26.252.128
2024-01-04-----2024-02-23 43.224.247.26
2024-01-17-----2024-02-23 220.181.52.202
2024-01-17-----2024-02-23 39.156.150.196
2024-01-17-----2024-02-23 124.251.101.26
2020-07-16-----2024-01-17 183.84.6.65
2024-01-04-----2024-01-04 20.47.97.231
2019-07-17-----2020-07-16 203.100.92.18
2020-07-16-----2020-07-16 39.156.81.168
2019-07-17-----2019-08-07 120.92.96.181
2019-07-17-----2019-08-07 120.92.65.14
2019-07-17-----2019-07-17 110.43.87.8
2017-08-06-----2018-06-13 114.54.23.26
2017-08-06-----2018-06-13 124.243.204.78