math.ruc.edu.cn服务器iP：
当前解析：
北京市 - 电信106.120.213.245
历史解析记录：
2024-11-10 至 2024-11-20 106.120.213.245
2024-11-09 至 2024-11-09 218.106.181.143
2024-08-25 至 2024-11-09 106.120.213.245
2024-08-24 至 2024-08-24 218.106.181.143
2024-08-05 至 2024-08-24 106.120.213.245
2024-08-04 至 2024-08-04 218.106.181.143
2024-07-11 至 2024-08-03 106.120.213.245
2024-07-11 至 2024-07-11 218.106.181.143
2024-06-12 至 2024-07-10 106.120.213.245
2024-06-06 至 2024-06-06 218.106.181.143
2024-05-30 至 2024-06-03 106.120.213.245
2024-05-30 至 2024-05-30 218.106.181.143
2024-05-08 至 2024-05-29 106.120.213.245
2024-05-08 至 2024-05-08 218.106.181.143
2024-04-10 至 2024-05-08 106.120.213.245
2024-04-04 至 2024-04-04 218.106.181.143
2023-12-19 至 2024-02-28 106.120.213.245
2023-12-09 至 2023-12-09 218.106.181.143
2023-10-01 至 2023-12-02 106.120.213.245
2023-09-05 至 2023-09-05 218.106.181.143
2023-08-01 至 2023-08-16 106.120.213.245