| Date | IP Address |
| 2024-02-07 | 3.163.80.63 (ClassC) |
| 2024-02-28 | 18.244.202.11 (ClassC) |
| 2024-02-29 | 13.33.4.77 (ClassC) |
| 2024-06-17 | 204.246.191.10 (ClassC) |
| 2024-10-06 | 18.172.170.93 (ClassC) |
| 2024-10-19 | 204.246.191.75 (ClassC) |
| 2024-12-01 | 18.172.170.105 (ClassC) |
| 2024-12-27 | 18.172.170.104 (ClassC) |
| 2025-01-11 | 18.172.170.100 (ClassC) |
| 2025-04-25 | 204.246.191.95 (ClassC) |
| 2025-06-06 | 65.9.121.54 (ClassC) |
| 2025-08-07 | 204.246.191.109 (ClassC) |
| 2026-01-23 | 3.169.173.12 (ClassC) |
| Date | Domain | IP |
| cdn.bestcalendar.jp | 2026-01-06 | 3.163.24.28 |