| Date | IP Address |
| 2025-03-24 | 54.247.59.89 (ClassC) |
| Date | Domain | IP |
| staging.citizensinformation.ie | 2025-01-24 | 54.78.88.228 |
| control.citizensinformation.ie | 2024-09-27 | 52.208.223.237 |
| whatsnew.citizensinformation.ie | 2025-03-24 | 54.247.59.89 |
| www.whatsnew.citizensinformation.ie | 2025-03-24 | 54.247.59.89 |
| www.citizensinformation.ie | 2023-08-04 | 34.246.138.231 |
| new-www.citizensinformation.ie | 2023-08-31 | 54.229.185.78 |