| Date | IP Address |
| 2020-06-26 | 13.226.189.25 (ClassC) |
| 2020-06-26 | 13.226.189.67 (ClassC) |
| 2021-01-11 | 23.35.68.90 (ClassC) |
| 2021-03-04 | 23.205.89.30 (ClassC) |
| 2021-05-28 | 23.35.68.50 (ClassC) |
| 2021-08-03 | 23.206.169.113 (ClassC) |
| 2023-06-09 | 184.25.113.189 (ClassC) |
| 2023-12-11 | 96.7.225.88 (ClassC) |
| 2024-01-07 | 23.34.172.58 (ClassC) |
| 2024-05-15 | 23.47.72.83 (ClassC) |
| 2024-05-18 | 23.219.78.183 (ClassC) |
| 2024-07-17 | 23.213.34.172 (ClassC) |
| 2024-11-25 | 23.44.175.72 (ClassC) |
| 2025-02-04 | 23.193.200.250 (ClassC) |
| 2025-02-23 | 23.54.18.80 (ClassC) |
| 2025-03-14 | 23.215.176.147 (ClassC) |
| 2025-06-14 | 23.44.205.136 (ClassC) |
| 2025-09-01 | 23.206.171.41 (ClassC) |
| 2025-10-16 | 104.96.203.51 (ClassC) |
| 2026-01-16 | 23.213.34.171 (ClassC) |
| Date | Domain | IP |
| stg.20thcenturystudios.jp | 2024-07-20 | 204.246.191.122 |
| www.20thcenturystudios.jp | 2024-01-07 | 23.34.172.58 |