| Date | IP Address |
| 2023-12-17 | 52.195.56.129 (ClassC) |
| 2025-09-03 | 52.69.43.245 (ClassC) |
| 2025-11-13 | 35.76.164.188 (ClassC) |
| Date | Domain | IP |
| kuroko.sirok.co.jp | 2024-06-03 | 54.95.197.33 |
| feed.kuroko.sirok.co.jp | 2025-09-03 | 52.69.43.245 |
| www.sirok.co.jp | 2025-11-09 | 13.230.216.37 |