| Date | IP Address |
| 2024-12-26 | 192.174.63.97 (ClassC) |
| Date | Domain | IP |
| devstage.nrel.gov | 2024-11-15 | 15.200.229.170 |
| auth.nrel.gov | 2024-09-11 | 54.230.125.196 |
| htem.nrel.gov | 2024-04-09 | 3.163.24.64 |
| cleancities-forum.nrel.gov | 2024-12-22 | 184.104.178.75 |
| pexip-teamsconn.nrel.gov | 2024-12-14 | 20.236.43.146 |
| phaeton.nrel.gov | 2024-09-13 | 192.174.58.253 |
| developer.nrel.gov | 2024-10-05 | 52.61.57.57 |
| helios.nrel.gov | 2024-10-07 | 192.174.58.2 |
| widgets.nrel.gov | 2015-03-18 | 216.137.39.151 |
| sws.nrel.gov | 2024-09-02 | 76.223.107.85 |
| beopt.nrel.gov | 2018-06-09 | 192.174.55.24 |
| www.nrel.gov | 2024-12-25 | 192.174.63.97 |