| Date | IP Address |
| 2016-05-31 | 54.238.144.145 (ClassC) |
| 2018-05-24 | 52.198.45.199 (ClassC) |
| 2018-05-24 | 52.192.0.208 (ClassC) |
| 2018-08-18 | 52.194.52.131 (ClassC) |
| 2018-08-18 | 18.182.166.64 (ClassC) |
| 2019-04-05 | 52.196.33.185 (ClassC) |
| 2025-04-21 | 3.163.24.33 (ClassC) |
| 2026-02-02 | 3.163.24.121 (ClassC) |
| Date | Domain | IP |
| www.iinuma-tekko.co.jp | 2024-12-17 | 3.163.24.42 |