| Date | IP Address |
| 2023-11-01 | 18.65.168.43 (ClassC) |
| 2024-08-20 | 13.225.183.13 (ClassC) |
| 2024-08-31 | 13.225.183.65 (ClassC) |
| 2024-11-24 | 13.225.183.126 (ClassC) |
| 2024-12-06 | 13.225.183.24 (ClassC) |
| 2025-05-04 | 3.164.110.14 (ClassC) |
| 2025-08-26 | 18.65.116.46 (ClassC) |
| 2025-09-08 | 18.65.116.56 (ClassC) |
| 2025-09-21 | 3.164.110.41 (ClassC) |
| 2026-02-09 | 3.164.110.54 (ClassC) |
| Date | Domain | IP |
| antispam.stefany.co.jp | 2024-07-18 | 99.84.66.116 |
| form.stefany.co.jp | 2024-08-31 | 99.84.66.116 |
| www.stefany.co.jp | 2025-09-25 | 20.44.133.48 |
| box.stefany.co.jp | 2024-07-06 | 99.84.66.36 |