| Date | IP Address |
| 2019-02-12 | 96.7.85.225 (ClassC) |
| 2023-08-25 | 104.86.241.234 (ClassC) |
| 2024-10-28 | 23.195.232.154 (ClassC) |
| 2024-11-25 | 23.198.171.212 (ClassC) |
| 2024-12-24 | 184.25.196.145 (ClassC) |
| 2025-03-03 | 23.193.72.85 (ClassC) |
| 2025-06-30 | 23.49.133.27 (ClassC) |
| 2025-09-07 | 23.195.232.160 (ClassC) |
| 2025-12-21 | 23.6.104.93 (ClassC) |
| 2026-01-21 | 184.25.196.12 (ClassC) |
| Date | Domain | IP |
| www-test.theyamazaki.jp | 2023-08-25 | 104.86.241.234 |
| www.theyamazaki.jp | 2025-05-17 | 23.198.171.212 |