| Date | IP Address |
| 2019-11-14 | 27.34.150.239 (ClassC) |
| 2020-04-18 | 143.204.142.121 (ClassC) |
| 2020-04-18 | 99.84.122.128 (ClassC) |
| 2020-04-18 | 143.204.142.36 (ClassC) |
| 2020-04-18 | 143.204.142.79 (ClassC) |
| 2020-04-18 | 143.204.142.92 (ClassC) |
| 2024-10-06 | 204.246.191.123 (ClassC) |
| 2024-11-21 | 18.161.6.63 (ClassC) |
| 2025-01-17 | 18.65.229.31 (ClassC) |
| 2025-03-08 | 18.65.229.23 (ClassC) |
| 2025-04-25 | 204.246.191.94 (ClassC) |
| 2025-05-15 | 204.246.191.108 (ClassC) |
| 2025-07-01 | 99.84.66.25 (ClassC) |
| 2025-07-17 | 204.246.191.46 (ClassC) |
| 2025-09-09 | 3.169.173.119 (ClassC) |
| 2026-01-22 | 3.169.173.46 (ClassC) |
| Date | Domain | IP |
| www.tokyo.soka.ed.jp | 2024-07-05 | 204.246.191.123 |
| center.soka.ed.jp | 2024-04-13 | 204.246.191.108 |
| tokyo-junior.soka.ed.jp | 2025-11-24 | 3.175.34.104 |
| www.soka.ed.jp | 2020-04-18 | 143.204.142.121 |
| kansai-elementary.soka.ed.jp | 2024-02-12 | 18.239.199.128 |
| tokyo-elementary.soka.ed.jp | 2025-07-29 | 204.246.191.46 |