| Date | IP Address |
| 2025-01-22 | 195.53.65.140 (ClassC) |
| Date | Domain | IP |
| sede.dgt.gob.es | 2025-01-18 | 195.53.65.140 |
| sedeclave.dgt.gob.es | 2025-01-22 | 195.53.65.135 |
| sede-org.dgt.gob.es | 2025-01-22 | 195.53.65.140 |
| sedeapl.dgt.gob.es | 2025-01-20 | 195.53.65.134 |
| sedeidentificacion.dgt.gob.es | 2024-09-17 | 15.236.102.88 |
| sede-pro.dgt.gob.es | 2025-01-22 | 195.53.65.140 |