| Date | IP Address |
| 2021-02-19 | 52.85.86.55 (ClassC) |
| 2021-02-19 | 13.226.99.47 (ClassC) |
| 2021-02-19 | 13.226.99.83 (ClassC) |
| 2021-02-19 | 13.226.99.96 (ClassC) |
| 2021-03-07 | 13.226.10.78 (ClassC) |
| 2026-02-26 | 199.36.158.100 (ClassC) |
| Date | Domain | IP |
| member.chrs.jp | 2025-12-11 | 199.36.158.100 |
| www.chrs.jp | 2024-11-25 | 99.84.66.97 |