| Date | IP Address |
| 2024-12-29 | 62.28.254.199 (ClassC) |
| Date | Domain | IP |
| catia.portaldasfinancas.gov.pt | 2024-11-25 | 34.159.249.94 |
| static.portaldasfinancas.gov.pt | 2024-10-07 | 152.195.19.97 |
| sitfiscal.portaldasfinancas.gov.pt | 2024-10-07 | 62.28.254.208 |
| imoveis.portaldasfinancas.gov.pt | 2024-12-29 | 62.28.254.199 |
| www.portaldasfinancas.gov.pt | 2024-12-29 | 62.28.254.212 |