| Date | IP Address |
| 2023-11-14 | 52.197.251.77 (ClassC) |
| 2024-02-21 | 35.73.26.137 (ClassC) |
| 2024-05-02 | 54.92.96.89 (ClassC) |
| 2024-05-13 | 52.68.230.53 (ClassC) |
| 2024-05-24 | 57.180.205.133 (ClassC) |
| 2024-06-03 | 18.178.120.77 (ClassC) |
| 2024-07-24 | 52.69.251.140 (ClassC) |
| 2024-09-12 | 57.180.194.224 (ClassC) |
| 2024-11-18 | 54.178.200.58 (ClassC) |
| 2024-11-25 | 35.79.230.28 (ClassC) |
| 2024-12-12 | 54.178.91.98 (ClassC) |
| 2024-12-27 | 35.77.209.22 (ClassC) |
| 2025-02-26 | 3.115.176.224 (ClassC) |
| 2025-05-07 | 18.179.226.220 (ClassC) |
| 2025-08-07 | 57.182.215.50 (ClassC) |
| 2025-11-22 | 3.113.125.232 (ClassC) |
| 2025-12-18 | 35.74.42.138 (ClassC) |
| 2026-02-21 | 18.180.238.234 (ClassC) |
| Date | Domain | IP |
| stg2.quocardpay.jp | 2024-02-21 | 52.197.55.7 |
| mainte.quocardpay.jp | 2025-02-27 | 35.73.220.66 |
| quoapi.quocardpay.jp | 2025-02-27 | 3.115.176.224 |
| unsubscribe-mail.quocardpay.jp | 2024-05-14 | 13.114.49.159 |