| Date | IP Address |
| 2024-06-09 | 13.115.72.181 (ClassC) |
| 2024-07-14 | 18.179.237.241 (ClassC) |
| 2024-07-25 | 3.115.52.67 (ClassC) |
| 2024-08-06 | 18.180.185.3 (ClassC) |
| 2024-08-31 | 3.115.65.184 (ClassC) |
| 2025-08-24 | 18.177.237.78 (ClassC) |
| 2025-10-16 | 57.182.59.108 (ClassC) |
| 2025-11-10 | 54.168.252.220 (ClassC) |
| 2025-12-02 | 54.178.240.160 (ClassC) |
| Date | Domain | IP |
| web.joyfru.jiji.com | 2024-11-20 | 18.161.6.24 |
| textlive-api.prod.joyfru.jiji.com | 2024-06-24 | 52.69.169.11 |
| redmine.joyfru.jiji.com | 2025-11-19 | 3.114.38.244 |
| docs.joyfru.jiji.com | 2025-05-02 | 204.246.191.18 |
| tokyo2020-projectmanagement.joyfru.jiji.com | 2025-11-26 | 52.198.48.87 |
| api.test.joyfru.jiji.com | 2024-06-09 | 13.115.72.181 |
| search.dev.joyfru.jiji.com | 2025-11-10 | 54.238.236.45 |