| Date | IP Address |
| 2018-09-20 | 52.48.210.76 (ClassC) |
| 2019-04-10 | 63.35.128.55 (ClassC) |
| 2024-03-01 | 52.50.239.78 (ClassC) |
| 2024-09-27 | 54.194.127.198 (ClassC) |
| 2024-11-06 | 52.215.95.29 (ClassC) |
| 2024-12-26 | 3.255.48.233 (ClassC) |
| Date | Domain | IP |
| www.89takahashi.jp | 2024-09-30 | 54.194.127.198 |