| Date | IP Address |
| 2021-07-30 | 65.8.48.108 (ClassC) |
| 2021-07-30 | 65.8.48.27 (ClassC) |
| 2021-08-19 | 65.8.56.69 (ClassC) |
| 2021-09-25 | 54.192.58.28 (ClassC) |
| 2021-10-11 | 13.249.79.99 (ClassC) |
| 2021-10-11 | 13.249.79.47 (ClassC) |
| 2021-10-11 | 13.249.79.94 (ClassC) |
| 2021-11-11 | 18.67.65.94 (ClassC) |
| 2021-11-11 | 18.67.65.33 (ClassC) |
| 2021-11-17 | 99.84.64.129 (ClassC) |
| 2022-04-20 | 13.227.40.79 (ClassC) |
| 2023-09-02 | 18.165.98.86 (ClassC) |
| 2023-09-02 | 18.165.98.87 (ClassC) |
| 2024-07-05 | 18.161.6.129 (ClassC) |
| 2024-08-03 | 18.238.192.42 (ClassC) |
| 2024-12-06 | 18.238.238.108 (ClassC) |
| 2025-03-09 | 18.161.6.49 (ClassC) |
| 2025-06-25 | 18.161.6.17 (ClassC) |
| 2025-08-19 | 18.161.6.16 (ClassC) |
| 2025-09-16 | 3.169.173.89 (ClassC) |
| 2025-12-06 | 3.169.173.88 (ClassC) |
| 2026-01-04 | 3.169.173.5 (ClassC) |
| Date | Domain | IP |
| bc.efjapan.co.jp | 2021-11-17 | 99.84.64.129 |
| www.efjapan.co.jp | 2015-03-12 | 207.152.124.73 |