| Date | IP Address |
| 2025-04-05 | 35.76.14.244 (ClassC) |
| 2025-04-30 | 54.250.75.226 (ClassC) |
| 2025-05-08 | 13.113.107.17 (ClassC) |
| 2025-05-15 | 54.248.88.58 (ClassC) |
| 2025-05-28 | 35.77.168.238 (ClassC) |
| 2025-08-13 | 35.73.117.107 (ClassC) |
| Date | Domain | IP |
| va1.expo2025.or.jp | 2025-08-11 | 4.216.161.55 |
| va.expo2025.or.jp | 2025-08-11 | 4.216.134.147 |
| tktwaitingroom.expo2025.or.jp | 2024-11-18 | 34.252.110.83 |
| accreditation.expo2025.or.jp | 2025-04-05 | 35.76.14.244 |
| usrmng.accounts.expo2025.or.jp | 2025-07-10 | 20.27.99.10 |
| auth.accounts.expo2025.or.jp | 2025-08-10 | 20.27.99.10 |
| ticket.expo2025.or.jp | 2024-12-21 | 3.165.160.119 |
| www.ohp-dev.expo2025.or.jp | 2025-01-17 | 23.38.191.177 |
| www.expo2025.or.jp | 2024-08-10 | 23.55.167.9 |