| Date | IP Address |
| 2019-10-27 | 80.78.0.213 (ClassC) |
| 2020-07-17 | 104.247.82.10 (ClassC) |
| 2021-07-29 | 185.53.177.31 (ClassC) |
| 2024-03-10 | 104.247.82.50 (ClassC) |
| 2024-09-13 | 3.64.163.50 (ClassC) |
| 2024-10-26 | 13.248.252.114 (ClassC) |
| 2024-11-06 | 99.83.138.213 (ClassC) |
| 2025-01-03 | 13.248.169.48 (ClassC) |
| 2025-01-06 | 76.223.54.146 (ClassC) |
| 2026-02-25 | 217.76.150.81 (ClassC) |
| Date | Domain | IP |
| smtp2.bull.es | 2013-05-16 | 195.235.118.167 |