| Date | IP Address |
| 2024-11-25 | 54.168.58.81 (ClassC) |
| 2025-03-02 | 18.176.63.175 (ClassC) |
| 2025-05-11 | 35.74.54.187 (ClassC) |
| 2026-02-23 | 52.194.178.30 (ClassC) |
| 2026-02-26 | 54.248.240.42 (ClassC) |
| Date | Domain | IP |
| prd.doutaikanri.com | 2024-02-21 | 18.178.150.133 |
| stg.doutaikanri.com | 2024-11-25 | 54.168.58.81 |