| Date | IP Address |
| 2024-11-24 | 172.67.71.166 (ClassC) |
| 2025-04-27 | 104.26.2.150 (ClassC) |
| 2025-07-09 | 172.67.217.225 (ClassC) |
| 2025-12-13 | 172.66.172.148 (ClassC) |
| 2026-01-19 | 104.20.16.48 (ClassC) |
| Date | Domain | IP |
| diag.testnet.ultra.io | 2025-01-18 | 104.26.2.150 |
| api.testnet.ultra.io | 2025-03-04 | 104.26.2.150 |
| explorer.testnet.ultra.io | 2024-11-25 | 172.67.71.166 |
| blocks.testnet.ultra.io | 2024-11-24 | 172.67.71.166 |