| Date | IP Address |
| 2016-08-08 | 202.79.241.132 (ClassC) |
| 2023-09-16 | 202.79.241.62 (ClassC) |
| 2024-07-11 | 202.79.241.71 (ClassC) |
| 2024-08-03 | 202.247.51.62 (ClassC) |
| 2024-08-26 | 202.247.51.61 (ClassC) |
| 2024-10-23 | 202.79.241.72 (ClassC) |
| 2024-12-06 | 101.102.235.70 (ClassC) |
| 2024-12-24 | 202.247.51.72 (ClassC) |
| 2025-01-09 | 101.102.235.60 (ClassC) |
| 2025-02-28 | 202.79.241.70 (ClassC) |
| 2025-03-13 | 202.79.241.61 (ClassC) |
| 2025-03-24 | 101.102.235.72 (ClassC) |
| 2025-04-01 | 202.247.51.70 (ClassC) |
| Date | Domain | IP |
| regist.prc.jp | 2025-01-11 | 202.79.242.6 |
| www.prc.jp | 2024-09-07 | 111.108.184.72 |