| Property | Value |
| mail-abuse@cert.br |
| Date | IP Address |
| 2015-01-24 | 108.163.174.226 (ClassC) |
| 2018-10-30 | 50.116.112.159 (ClassC) |
| 2019-01-11 | 104.24.100.129 (ClassC) |
| 2019-01-11 | 104.24.101.129 (ClassC) |
| 2019-10-24 | 77.104.145.239 (ClassC) |
| 2019-12-03 | 104.27.152.76 (ClassC) |
| 2019-12-03 | 104.27.153.76 (ClassC) |
| 2020-06-05 | 172.67.209.79 (ClassC) |
| 2021-04-16 | 104.21.77.149 (ClassC) |
| 2022-10-21 | 104.196.162.239 (ClassC) |
| 2022-10-21 | 34.86.59.15 (ClassC) |
| 2024-12-15 | 35.227.194.51 (ClassC) |
| 2025-03-14 | 34.160.81.203 (ClassC) |
| 2025-04-17 | 34.160.17.71 (ClassC) |
| 2025-05-29 | 34.149.36.179 (ClassC) |
| 2025-09-30 | 34.120.190.48 (ClassC) |
| 2025-11-01 | 35.190.31.54 (ClassC) |
| 2025-12-21 | 34.149.120.3 (ClassC) |
| 2026-01-05 | 35.244.153.44 (ClassC) |
| Date | Domain | IP |
| www.atos1.com.br | 2015-01-24 | 108.163.174.226 |