| Date | IP Address |
| 2026-01-25 | 186.120.98.98 (ClassC) |
| Date | Domain | IP |
| fatca.dgii.gov.do | 2025-11-27 | 45.176.84.69 |
| ayuda.dgii.gov.do | 2024-06-26 | 3.163.24.125 |
| owa.dgii.gov.do | 2025-12-08 | 45.176.84.63 |
| uc.dgii.gov.do | 2026-01-25 | 186.120.98.98 |
| expjabbere.dgii.gov.do | 2026-01-06 | 45.176.84.81 |
| meeting.dgii.gov.do | 2025-12-09 | 200.26.173.74 |
| mail.dgii.gov.do | 2025-12-07 | 45.176.84.63 |
| webmail.dgii.gov.do | 2025-11-22 | 200.88.112.114 |
| inspecciontrafico.dgii.gov.do | 2025-11-24 | 191.102.242.136 |
| reportestrafico.dgii.gov.do | 2025-12-07 | 191.102.242.136 |
| correo.dgii.gov.do | 2025-11-21 | 200.88.112.116 |
| autodiscover.dgii.gov.do | 2025-03-19 | 52.96.91.40 |
| webext.dgii.gov.do | 2025-09-12 | 200.88.112.123 |
| ofv.dgii.gov.do | 2025-08-24 | 45.223.96.82 |
| www.dgii.gov.do | 2024-08-10 | 45.176.84.51 |