| Date | IP Address |
| 2018-04-19 | 52.85.83.11 (ClassC) |
| 2018-04-19 | 52.85.83.201 (ClassC) |
| 2018-04-19 | 52.85.83.61 (ClassC) |
| 2019-04-16 | 52.222.218.243 (ClassC) |
| 2021-04-12 | 143.204.154.65 (ClassC) |
| 2021-04-29 | 54.230.202.101 (ClassC) |
| 2024-05-12 | 108.138.246.127 (ClassC) |
| 2024-07-18 | 99.84.66.82 (ClassC) |
| 2024-11-25 | 99.84.66.128 (ClassC) |
| 2024-12-09 | 99.84.66.101 (ClassC) |
| 2024-12-19 | 3.163.189.71 (ClassC) |
| 2024-12-25 | 99.84.66.7 (ClassC) |
| Date | Domain | IP |
| assets.relationsgroup.co.jp | 2024-07-14 | 18.161.6.39 |
| recruit.relationsgroup.co.jp | 2024-08-27 | 99.84.66.101 |
| www.relationsgroup.co.jp | 2024-06-30 | 99.84.66.128 |