| Date | IP Address |
| 2022-10-23 | 52.193.13.228 (ClassC) |
| 2025-05-19 | 35.76.12.7 (ClassC) |
| 2025-10-26 | 3.114.154.116 (ClassC) |
| Date | Domain | IP |
| cb.bunka.go.jp | 2024-04-26 | 3.163.24.92 |
| 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 |