| Date | IP Address |
| 2023-11-01 | 18.182.114.35 (ClassC) |
| 2024-10-30 | 18.177.212.242 (ClassC) |
| 2024-12-15 | 35.73.34.234 (ClassC) |
| 2024-12-30 | 54.250.205.68 (ClassC) |
| 2025-03-23 | 54.249.255.179 (ClassC) |
| 2025-05-01 | 54.178.232.235 (ClassC) |
| 2025-05-26 | 52.193.65.11 (ClassC) |
| 2025-08-08 | 35.76.46.179 (ClassC) |
| 2025-11-03 | 52.194.93.46 (ClassC) |
| 2025-12-18 | 18.177.6.19 (ClassC) |
| 2026-02-25 | 52.193.26.146 (ClassC) |
| Date | Domain | IP |
| museum.seiko.co.jp | 2024-12-06 | 54.150.101.37 |
| www.seiko.co.jp | 2023-11-01 | 18.182.114.35 |