| Date | IP Address |
| 2025-03-05 | 52.193.192.131 (ClassC) |
| 2025-08-02 | 18.179.249.172 (ClassC) |
| 2025-09-03 | 13.114.224.128 (ClassC) |
| 2025-09-11 | 52.192.123.100 (ClassC) |
| 2025-10-09 | 52.192.0.27 (ClassC) |
| 2025-11-03 | 52.195.83.15 (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 |