| Date | IP Address |
| 2019-05-21 | 143.204.29.62 (ClassC) |
| 2019-05-21 | 143.204.29.63 (ClassC) |
| 2019-05-21 | 143.204.29.128 (ClassC) |
| 2019-05-21 | 143.204.29.37 (ClassC) |
| 2020-05-10 | 13.225.64.95 (ClassC) |
| 2024-07-07 | 18.161.6.116 (ClassC) |
| 2024-09-15 | 18.155.202.13 (ClassC) |
| 2024-09-19 | 99.86.38.102 (ClassC) |
| 2024-10-15 | 18.161.6.59 (ClassC) |
| 2025-03-11 | 18.161.6.108 (ClassC) |
| 2025-04-13 | 204.246.191.44 (ClassC) |
| 2025-04-22 | 204.246.191.49 (ClassC) |
| 2025-05-22 | 13.224.14.25 (ClassC) |
| 2025-08-07 | 204.246.191.93 (ClassC) |
| Date | Domain | IP |
| www.ia1974.co.jp | 2024-10-25 | 18.161.6.124 |