| Date | IP Address |
| 2023-11-01 | 35.75.69.99 (ClassC) |
| 2024-08-16 | 54.178.188.237 (ClassC) |
| 2024-10-14 | 54.199.158.149 (ClassC) |
| 2025-03-20 | 18.180.44.165 (ClassC) |
| 2025-04-22 | 54.248.184.171 (ClassC) |
| 2025-06-01 | 52.194.150.226 (ClassC) |
| Date | Domain | IP |
| lib.roland.co.jp | 2013-11-28 | 103.246.150.134 |
| www.roland.co.jp | 2023-11-01 | 35.75.69.99 |