| Date | IP Address |
| 2018-11-08 | 23.54.163.193 (ClassC) |
| 2019-05-24 | 23.215.15.119 (ClassC) |
| 2019-10-14 | 23.52.0.57 (ClassC) |
| 2019-10-14 | 23.52.0.16 (ClassC) |
| 2020-12-27 | 23.48.210.18 (ClassC) |
| 2024-07-30 | 23.44.175.148 (ClassC) |
| 2024-09-21 | 23.192.230.156 (ClassC) |
| 2024-11-24 | 23.44.175.180 (ClassC) |
| 2025-07-26 | 104.100.168.155 (ClassC) |
| 2025-11-19 | 23.192.230.153 (ClassC) |
| 2026-01-02 | 23.192.230.143 (ClassC) |
| 2026-02-24 | 23.55.167.18 (ClassC) |
| Date | Domain | IP |
| europe.citigold.citibank.com | 2023-08-26 | 104.100.168.195 |
| www.europe.citigold.citibank.com | 2024-07-30 | 23.44.175.148 |