| Date | IP Address |
| 2024-06-03 | 54.64.235.34 (ClassC) |
| 2024-12-28 | 35.72.105.161 (ClassC) |
| 2025-01-28 | 54.238.150.195 (ClassC) |
| 2025-04-24 | 52.199.146.230 (ClassC) |
| 2025-08-27 | 3.114.32.237 (ClassC) |
| 2025-11-09 | 43.207.18.48 (ClassC) |
| 2026-02-22 | 35.77.184.176 (ClassC) |
| Date | Domain | IP |
| gf1.leoc.co.jp | 2024-12-26 | 13.248.139.104 |
| api3.leoc.co.jp | 2024-06-03 | 54.64.235.34 |
| staging.api3.leoc.co.jp | 2025-02-26 | 35.77.206.79 |
| www.leoc.co.jp | 2025-05-14 | 183.90.253.11 |