| Date | IP Address |
| 2016-12-15 | 79.143.179.80 (ClassC) |
| 2019-09-09 | 5.189.177.237 (ClassC) |
| 2019-11-17 | 104.28.13.236 (ClassC) |
| 2019-11-17 | 104.28.12.236 (ClassC) |
| 2020-06-12 | 172.67.155.118 (ClassC) |
| 2020-12-10 | 91.195.240.87 (ClassC) |
| 2021-03-03 | 104.21.7.105 (ClassC) |
| 2022-01-17 | 104.26.12.128 (ClassC) |
| 2022-01-17 | 104.26.13.128 (ClassC) |
| 2022-01-17 | 172.67.69.2 (ClassC) |
| 2022-11-25 | 104.21.9.175 (ClassC) |
| 2022-11-25 | 172.67.161.35 (ClassC) |
| 2022-11-28 | 104.26.11.88 (ClassC) |
| 2022-11-28 | 172.67.70.213 (ClassC) |
| 2023-09-29 | 104.26.10.88 (ClassC) |
| 2025-04-08 | 104.26.9.3 (ClassC) |
| 2025-05-05 | 172.67.71.239 (ClassC) |
| 2025-06-01 | 104.26.8.3 (ClassC) |
| Date | Domain | IP |
| app.sparrowmailing.com | 2023-10-04 | 104.26.10.88 |
| www.sparrowmailing.com | 2023-10-04 | 104.26.11.88 |