| Date | IP Address |
| 2025-02-04 | 128.231.89.170 (ClassC) |
| Date | Domain | IP |
| fitbir-host-prod.cit.nih.gov | 2024-12-12 | 137.187.200.174 |
| nihprod.cit.nih.gov | 2014-12-04 | 137.187.25.43 |
| ohrp.cit.nih.gov | 2024-07-01 | 156.40.212.52 |
| autodiscover.cit.nih.gov | 2024-08-25 | 52.96.164.248 |
| mail.nihdev.cit.nih.gov | 2025-02-04 | 128.231.89.170 |
| www.cit.nih.gov | 2024-11-25 | 165.112.228.252 |