| Date | IP Address |
| 2023-08-27 | 200.9.175.147 (ClassC) |
| 2023-11-09 | 177.223.196.195 (ClassC) |
| 2024-08-09 | 104.18.38.174 (ClassC) |
| 2025-01-07 | 104.18.20.79 (ClassC) |
| 2025-03-17 | 104.18.21.79 (ClassC) |
| Date | Domain | IP |
| ns2.bn.gov.br | 2025-01-31 | 177.223.196.153 |
| mail.bn.gov.br | 2025-02-27 | 200.9.175.4 |
| www.bn.gov.br | 2023-08-18 | 177.223.196.195 |