| Date | IP Address |
| 2018-10-03 | 13.35.99.22 (ClassC) |
| 2018-10-09 | 52.84.94.187 (ClassC) |
| 2018-10-09 | 52.84.94.185 (ClassC) |
| 2018-11-08 | 143.204.158.79 (ClassC) |
| 2024-04-12 | 204.246.191.19 (ClassC) |
| 2024-07-15 | 204.246.191.65 (ClassC) |
| 2025-03-22 | 18.64.67.87 (ClassC) |
| 2025-04-14 | 204.246.191.23 (ClassC) |
| 2025-09-08 | 3.175.34.58 (ClassC) |
| 2026-01-31 | 3.175.34.94 (ClassC) |
| Date | Domain | IP |
| support.pay2.jp | 2025-01-13 | 3.163.165.76 |
| www.pay2.jp | 2024-04-12 | 204.246.191.19 |