| Date | IP Address |
| 2024-11-24 | 54.92.55.201 (ClassC) |
| 2025-01-14 | 54.178.110.32 (ClassC) |
| 2025-05-07 | 13.113.146.135 (ClassC) |
| 2025-08-02 | 13.115.57.226 (ClassC) |
| 2026-02-25 | 52.69.5.159 (ClassC) |
| Date | Domain | IP |
| cb.bunka.go.jp | 2024-10-25 | 3.163.24.57 |
| www.jldb.bunka.go.jp | 2026-01-17 | 3.169.173.53 |
| demo.macc.bunka.go.jp | 2024-11-24 | 54.92.55.201 |
| mediag.bunka.go.jp | 2025-10-26 | 3.114.154.116 |
| demo.mediag.bunka.go.jp | 2024-05-13 | 13.113.129.61 |
| japanculturalexpo.bunka.go.jp | 2025-04-15 | 18.161.6.127 |