| Date | IP Address |
| 2018-08-17 | 52.196.190.217 (ClassC) |
| 2018-09-26 | 52.196.81.80 (ClassC) |
| 2018-10-04 | 52.194.11.198 (ClassC) |
| 2018-11-05 | 13.112.240.220 (ClassC) |
| 2018-12-25 | 52.198.19.35 (ClassC) |
| 2020-03-25 | 52.197.141.77 (ClassC) |
| 2021-11-24 | 54.238.252.9 (ClassC) |
| 2026-01-06 | 54.248.6.81 (ClassC) |
| 2026-02-26 | 35.72.122.115 (ClassC) |
| Date | Domain | IP |
| pokemon.itoen.co.jp | 2018-09-12 | 13.112.213.52 |
| hritn.itoen.co.jp | 2023-08-25 | 20.194.177.246 |
| testhritn.itoen.co.jp | 2023-08-25 | 20.27.176.209 |
| www.itoen.co.jp | 2026-01-06 | 54.248.6.81 |