| Date | IP Address |
| 2025-02-24 | 15.168.46.170 (ClassC) |
| 2025-05-24 | 15.168.4.80 (ClassC) |
| 2025-09-29 | 57.181.248.45 (ClassC) |
| 2025-10-17 | 3.115.121.127 (ClassC) |
| 2026-02-16 | 57.183.73.19 (ClassC) |
| Date | Domain | IP |
| www-search.keyence.com.tw | 2015-01-27 | 207.152.124.18 |
| www.keyence.com.tw | 2023-08-25 | 23.209.28.3 |
| dev3-www.keyence.com.tw | 2025-02-24 | 15.168.46.170 |
| dev4-www.keyence.com.tw | 2025-02-25 | 15.168.46.170 |