| Date | IP Address |
| 2019-09-18 | 13.226.15.76 (ClassC) |
| 2019-09-18 | 13.249.134.48 (ClassC) |
| 2019-09-18 | 13.226.15.74 (ClassC) |
| 2020-08-20 | 99.84.248.26 (ClassC) |
| 2020-08-20 | 13.226.139.65 (ClassC) |
| 2020-08-20 | 99.84.248.98 (ClassC) |
| 2020-08-20 | 13.226.139.76 (ClassC) |
| 2020-08-20 | 13.226.139.99 (ClassC) |
| 2020-08-20 | 99.84.248.102 (ClassC) |
| 2020-08-20 | 99.84.248.106 (ClassC) |
| 2021-07-22 | 13.227.42.23 (ClassC) |
| 2021-07-22 | 52.85.224.120 (ClassC) |
| 2021-07-22 | 13.227.42.66 (ClassC) |
| 2024-09-09 | 18.161.6.39 (ClassC) |
| 2024-10-11 | 18.161.6.47 (ClassC) |
| 2024-11-02 | 18.161.6.55 (ClassC) |
| 2024-12-21 | 99.86.38.43 (ClassC) |
| 2025-01-12 | 204.246.191.70 (ClassC) |
| 2025-01-30 | 18.161.6.12 (ClassC) |
| 2025-04-09 | 204.246.191.98 (ClassC) |
| 2025-05-23 | 99.86.38.94 (ClassC) |
| 2025-08-08 | 204.246.191.65 (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 |