| Date | IP Address |
| 2026-02-03 | 216.128.141.89 (ClassC) |
| Date | Domain | IP |
| redirects.nccer.org | 2025-09-17 | 3.131.175.210 |
| myaccount.nccer.org | 2025-02-20 | 35.172.131.20 |
| web.myaccount.nccer.org | 2025-12-14 | 3.175.34.106 |
| support.nccer.org | 2025-12-26 | 3.131.175.210 |
| www.nccer.org | 2026-02-03 | 216.128.141.89 |