| Date | IP Address |
| 2020-04-12 | 52.199.100.225 (ClassC) |
| 2020-09-02 | 52.68.173.203 (ClassC) |
| 2020-11-29 | 13.231.91.41 (ClassC) |
| 2022-05-21 | 52.194.81.152 (ClassC) |
| 2023-09-25 | 54.199.26.47 (ClassC) |
| 2024-07-21 | 13.230.127.91 (ClassC) |
| 2025-03-18 | 35.72.120.97 (ClassC) |
| 2025-10-07 | 3.114.168.138 (ClassC) |
| 2025-10-24 | 18.177.126.34 (ClassC) |
| 2026-02-10 | 3.114.155.109 (ClassC) |
| Date | Domain | IP |
| www.k2service.jp | 2025-10-06 | 3.114.168.138 |