| Property | Value |
| mail-abuse@cert.br |
| Date | IP Address |
| 2013-04-12 | 74.125.228.53 (ClassC) |
| 2024-07-29 | 142.251.33.115 (ClassC) |
| 2024-12-16 | 172.217.14.211 (ClassC) |
| 2025-06-16 | 74.125.195.121 (ClassC) |
| 2025-10-01 | 142.251.215.243 (ClassC) |
| 2025-11-20 | 142.250.69.179 (ClassC) |
| 2025-11-30 | 142.250.217.115 (ClassC) |
| 2025-12-10 | 142.250.73.115 (ClassC) |
| 2026-01-11 | 142.251.33.83 (ClassC) |
| Date | Domain | IP |
| ns2.oi.com.br | 2026-01-09 | 187.31.129.3 |
| esquadrilha.oi.com.br | 2025-12-04 | 187.31.64.20 |
| vendasonline.oi.com.br | 2025-12-04 | 187.31.66.49 |
| amadorasemsexo.flog.oi.com.br | 2025-11-27 | 200.189.182.244 |
| mail.mailoi.oi.com.br | 2024-07-29 | 142.251.33.115 |
| tecnicovirtual.oi.com.br | 2025-03-30 | 3.163.165.40 |
| image.mail.oi.com.br | 2026-01-07 | 23.192.230.132 |
| oifm.oi.com.br | 2013-04-01 | 187.31.129.4 |
| smtp.oi.com.br | 2025-11-27 | 177.154.139.187 |
| filmes.oi.com.br | 2025-11-20 | 54.208.23.82 |
| bot.oi.com.br | 2024-08-01 | 99.84.66.45 |
| www.oi.com.br | 2019-10-11 | 13.224.2.63 |