| Date | IP Address |
| 2025-08-25 | 76.223.114.88 (ClassC) |
| 2026-01-08 | 13.248.235.186 (ClassC) |
| Date | Domain | IP |
| pre.prism.co.jp | 2025-03-04 | 52.193.192.131 |
| stg.pre.prism.co.jp | 2025-03-05 | 52.193.192.131 |
| arch.prism.co.jp | 2025-03-05 | 18.176.118.101 |
| pre.arch.prism.co.jp | 2025-03-06 | 52.193.192.131 |
| stg.pre.arch.prism.co.jp | 2025-03-06 | 52.196.29.232 |
| stg.arch.prism.co.jp | 2025-03-04 | 52.193.192.131 |
| www.prism.co.jp | 2025-03-06 | 52.193.192.131 |
| stg.www.prism.co.jp | 2025-03-06 | 52.196.29.232 |