| Date | IP Address |
| 2024-11-21 | 3.113.193.240 (ClassC) |
| 2025-07-10 | 54.250.16.21 (ClassC) |
| 2025-07-22 | 35.79.253.170 (ClassC) |
| 2025-10-23 | 52.192.234.147 (ClassC) |
| Date | Domain | IP |
| meeting.adm.s.u-tokyo.ac.jp | 2024-11-24 | 54.92.56.12 |
| spring-gx.adm.s.u-tokyo.ac.jp | 2025-07-10 | 54.250.16.21 |
| phys.s.u-tokyo.ac.jp | 2025-10-16 | 133.11.1.1 |