| Date | IP Address |
| 2019-03-06 | 23.53.127.106 (ClassC) |
| 2019-03-18 | 23.42.159.8 (ClassC) |
| 2019-04-04 | 184.27.120.3 (ClassC) |
| 2019-12-06 | 184.26.95.49 (ClassC) |
| 2021-11-30 | 104.93.21.91 (ClassC) |
| 2022-11-16 | 23.33.29.212 (ClassC) |
| 2024-09-10 | 23.46.17.137 (ClassC) |
| 2024-10-15 | 23.38.191.171 (ClassC) |
| 2025-04-13 | 23.38.191.160 (ClassC) |
| 2026-01-20 | 23.41.4.77 (ClassC) |
| Date | Domain | IP |
| www2.yaskawa.co.jp | 2024-09-10 | 23.46.17.137 |
| www.yaskawa.co.jp | 2023-11-01 | 23.41.4.84 |