| Date | IP Address |
| 2023-05-01 | 54.230.253.38 (ClassC) |
| 2023-08-26 | 99.84.66.15 (ClassC) |
| 2025-03-04 | 216.137.39.95 (ClassC) |
| 2025-11-12 | 3.169.173.111 (ClassC) |
| 2025-12-03 | 3.169.173.39 (ClassC) |
| Date | Domain | IP |
| pub.etr.org | 2024-09-06 | 99.84.66.52 |
| admin.etr.org | 2024-09-04 | 99.84.66.59 |
| info.etr.org | 2014-06-25 | 63.235.20.192 |
| go.etr.org | 2014-11-22 | 108.168.254.38 |
| www.etr.org | 2024-09-04 | 99.84.66.52 |