| Property | Value |
| mail-abuse@cert.br |
| Date | IP Address |
| 2016-10-23 | 200.177.70.81 (ClassC) |
| 2018-01-08 | 92.122.202.99 (ClassC) |
| 2018-12-16 | 23.221.69.15 (ClassC) |
| 2024-10-07 | 208.84.244.97 (ClassC) |
| 2025-01-01 | 23.219.78.164 (ClassC) |
| 2025-01-18 | 23.213.175.144 (ClassC) |
| 2025-05-23 | 23.53.122.208 (ClassC) |
| 2025-06-18 | 23.213.34.192 (ClassC) |
| 2025-07-16 | 23.46.228.108 (ClassC) |
| 2025-07-26 | 23.55.168.145 (ClassC) |
| 2025-08-10 | 23.216.145.157 (ClassC) |
| Date | Domain | IP |
| p1.trrsf.com.br | 2024-01-12 | 23.44.205.152 |
| s1.trrsf.com.br | 2019-01-07 | 104.106.8.143 |
| t1.trrsf.com.br | 2025-08-03 | 208.84.244.97 |
| p2.trrsf.com.br | 2024-06-26 | 23.192.230.5 |
| s2.trrsf.com.br | 2024-10-07 | 208.84.244.97 |
| p4.trrsf.com.br | 2025-08-04 | 208.84.244.97 |
| s4.trrsf.com.br | 2025-06-18 | 208.84.244.97 |
| dynamic.trrsf.com.br | 2025-07-24 | 208.84.244.97 |
| p1-cloud.trrsf.com.br | 2025-02-10 | 23.53.122.85 |
| s1.m.trrsf.com.br | 2025-08-01 | 208.84.244.97 |