| Date | IP Address |
| 2023-08-25 | 20.253.144.36 (ClassC) |
| 2024-01-31 | 23.202.194.227 (ClassC) |
| 2024-07-30 | 23.51.216.131 (ClassC) |
| 2024-08-02 | 23.36.137.41 (ClassC) |
| 2025-03-15 | 104.92.248.61 (ClassC) |
| 2025-04-25 | 23.213.20.126 (ClassC) |
| 2025-07-14 | 23.202.201.235 (ClassC) |
| 2025-07-30 | 23.54.38.229 (ClassC) |
| 2026-01-25 | 23.216.147.204 (ClassC) |
| Date | Domain | IP |
| limsprod.hnrg.com | 2023-08-26 | 52.160.121.155 |
| appraisals.hnrg.com | 2025-04-19 | 69.25.149.217 |
| hnrgmaps.hnrg.com | 2023-08-26 | 40.81.10.250 |
| www.hnrgmaps.hnrg.com | 2023-08-26 | 40.81.10.250 |
| hnrgmaps-test.hnrg.com | 2023-08-25 | 96.7.158.20 |
| limstest.hnrg.com | 2023-08-25 | 96.7.158.20 |
| hnrgmaps-dev.hnrg.com | 2023-08-25 | 20.253.144.36 |
| www.hnrg.com | 2023-08-25 | 96.7.158.20 |