| Date | IP Address |
| 2020-08-29 | 13.32.82.41 (ClassC) |
| 2020-08-29 | 13.32.82.63 (ClassC) |
| 2020-09-10 | 13.225.207.100 (ClassC) |
| 2024-02-16 | 204.246.191.66 (ClassC) |
| 2024-05-13 | 99.84.66.101 (ClassC) |
| 2024-06-04 | 99.84.66.107 (ClassC) |
| 2024-09-14 | 204.246.191.112 (ClassC) |
| 2024-11-25 | 99.84.66.103 (ClassC) |
| 2024-12-12 | 204.246.191.114 (ClassC) |
| 2024-12-26 | 204.246.191.23 (ClassC) |
| 2025-01-20 | 52.84.162.80 (ClassC) |
| 2025-02-26 | 52.84.162.86 (ClassC) |
| 2025-03-16 | 99.84.66.77 (ClassC) |
| 2025-11-20 | 3.169.173.44 (ClassC) |
| 2025-11-24 | 3.169.173.61 (ClassC) |
| Date | Domain | IP |
| api.langaku.prod.mantra.co.jp | 2024-02-21 | 52.196.68.5 |
| biz.mantra.co.jp | 2024-08-04 | 52.84.162.72 |
| api.test2.biz.mantra.co.jp | 2024-11-25 | 13.112.220.129 |
| upload.test.biz.mantra.co.jp | 2024-10-04 | 52.69.152.158 |