| Date | IP Address |
| 2025-07-11 | 52.223.8.199 (ClassC) |
| 2026-02-13 | 35.71.177.5 (ClassC) |
| Date | Domain | IP |
| st-image.cecile.co.jp | 2023-12-06 | 13.115.183.150 |
| feature.cecile.co.jp | 2024-06-10 | 54.248.154.105 |
| test-feature.cecile.co.jp | 2023-10-13 | 54.95.137.117 |
| search.cecile.co.jp | 2025-07-11 | 52.223.8.199 |
| test-search.cecile.co.jp | 2025-10-28 | 35.71.140.47 |
| cupop.cecile.co.jp | 2024-10-26 | 153.120.114.137 |
| lw.cecile.co.jp | 2024-08-09 | 104.96.163.134 |
| www.cecile.co.jp | 2023-10-13 | 23.54.19.136 |