| Date | IP Address |
| 2021-01-30 | 52.48.32.97 (ClassC) |
| 2021-07-30 | 3.212.203.64 (ClassC) |
| 2023-12-20 | 52.20.78.240 (ClassC) |
| 2024-08-27 | 54.91.59.199 (ClassC) |
| 2024-09-11 | 3.232.242.170 (ClassC) |
| 2025-05-02 | 3.33.148.61 (ClassC) |
| 2025-09-21 | 13.248.144.105 (ClassC) |
| 2026-01-10 | 13.248.241.119 (ClassC) |
| Date | Domain | IP |
| citadel.upstack.com | 2023-12-20 | 52.20.78.240 |
| cloudnexion.upstack.com | 2024-10-25 | 3.232.242.170 |
| american-tower.upstack.com | 2024-09-02 | 3.220.57.224 |