| Date | IP Address |
| 2019-06-05 | 23.215.15.143 (ClassC) |
| 2019-11-04 | 23.56.169.56 (ClassC) |
| 2019-11-04 | 23.43.164.9 (ClassC) |
| 2020-08-06 | 204.93.62.58 (ClassC) |
| 2020-09-14 | 23.6.118.67 (ClassC) |
| 2020-10-15 | 64.86.203.176 (ClassC) |
| 2021-01-09 | 23.63.249.209 (ClassC) |
| 2021-01-20 | 104.76.210.212 (ClassC) |
| 2021-02-12 | 23.73.180.122 (ClassC) |
| 2021-04-10 | 96.7.218.242 (ClassC) |
| 2021-05-20 | 23.48.105.207 (ClassC) |
| 2021-05-21 | 23.6.118.66 (ClassC) |
| 2024-08-26 | 23.192.230.71 (ClassC) |
| 2025-02-03 | 23.54.19.203 (ClassC) |
| 2025-07-26 | 23.41.4.82 (ClassC) |
| 2025-08-02 | 23.41.4.72 (ClassC) |
| Date | Domain | IP |
| admina.ocans.jp | 2025-04-23 | 23.41.4.72 |
| wwwa.ocans.jp | 2025-07-14 | 54.248.255.227 |
| admin.ocans.jp | 2024-12-18 | 23.41.4.82 |
| www.ocans.jp | 2024-07-15 | 23.41.4.72 |