| Date | IP Address |
| 2019-09-04 | 99.86.58.22 (ClassC) |
| 2019-09-04 | 99.86.58.5 (ClassC) |
| 2019-09-04 | 13.226.15.2 (ClassC) |
| 2019-09-04 | 13.226.15.23 (ClassC) |
| 2019-09-04 | 13.226.15.54 (ClassC) |
| 2020-08-06 | 13.249.94.21 (ClassC) |
| 2020-08-06 | 13.249.94.50 (ClassC) |
| 2020-08-06 | 13.249.94.60 (ClassC) |
| 2021-07-09 | 13.226.13.68 (ClassC) |
| 2025-01-02 | 18.161.6.75 (ClassC) |
| 2025-01-26 | 18.238.217.45 (ClassC) |
| Date | Domain | IP |
| apiqa.spamresponse.com | 2024-11-28 | 3.163.24.71 |
| apistaging.spamresponse.com | 2024-05-29 | 204.246.191.39 |
| api.spamresponse.com | 2024-09-09 | 18.161.6.39 |
| apidev.spamresponse.com | 2025-01-02 | 18.161.6.75 |