| Date | IP Address |
| 2023-08-26 | 18.177.102.206 (ClassC) |
| 2023-11-01 | 54.178.196.202 (ClassC) |
| 2023-11-11 | 46.51.252.108 (ClassC) |
| 2024-04-09 | 13.112.175.82 (ClassC) |
| 2024-05-24 | 13.113.243.157 (ClassC) |
| 2024-08-13 | 52.69.185.229 (ClassC) |
| 2024-09-01 | 52.193.199.46 (ClassC) |
| 2024-09-22 | 52.194.25.6 (ClassC) |
| 2024-11-06 | 18.176.255.58 (ClassC) |
| Date | Domain | IP |
| cf.jac-recruitment.jp | 2024-05-25 | 99.84.66.2 |
| www.jac-recruitment.jp | 2024-04-09 | 172.67.41.241 |