| Date | IP Address |
| 2019-06-06 | 23.207.41.167 (ClassC) |
| 2023-08-25 | 104.90.249.203 (ClassC) |
| 2024-07-31 | 23.223.220.65 (ClassC) |
| 2024-10-06 | 23.202.205.102 (ClassC) |
| 2025-01-23 | 23.196.146.62 (ClassC) |
| 2025-09-06 | 104.92.252.2 (ClassC) |
| 2025-10-11 | 23.196.195.85 (ClassC) |
| 2025-10-29 | 23.213.23.239 (ClassC) |
| Date | Domain | IP |
| sit.developerhub.citi.com | 2023-08-25 | 104.90.249.203 |
| sandbox.developerhub.citi.com | 2024-07-31 | 184.25.211.82 |
| qa.sandbox.developerhub.citi.com | 2023-08-25 | 104.90.249.203 |
| preview.sandbox.developerhub.citi.com | 2023-08-25 | 104.90.249.203 |