| Date | IP Address |
| 2023-08-26 | 104.86.240.184 (ClassC) |
| 2024-03-16 | 184.25.61.4 (ClassC) |
| 2024-04-16 | 23.203.234.91 (ClassC) |
| 2025-01-27 | 23.41.4.69 (ClassC) |
| Date | Domain | IP |
| reg2-w3.jaccs.co.jp | 2024-02-24 | 23.41.4.74 |
| reg-w3.jaccs.co.jp | 2024-12-17 | 23.41.4.70 |
| reg-mb.jaccs.co.jp | 2025-01-11 | 23.41.4.78 |
| reg2-ec.jaccs.co.jp | 2023-08-26 | 23.74.135.89 |
| reg-ec.jaccs.co.jp | 2023-08-26 | 104.86.240.184 |
| j-olfas.jaccs.co.jp | 2024-11-25 | 57.181.87.60 |
| ecredit.jaccs.co.jp | 2023-08-25 | 104.86.227.253 |
| www.jaccs.co.jp | 2023-12-11 | 69.192.139.197 |