| Date | IP Address |
| 2016-05-18 | 185.34.216.18 (ClassC) |
| 2016-09-15 | 149.56.147.39 (ClassC) |
| 2025-06-13 | 52.49.248.140 (ClassC) |
| 2025-11-22 | 52.18.144.254 (ClassC) |
| Date | Domain | IP |
| releases.qt-project.org | 2013-07-08 | 205.234.175.175 |
| bugreports.qt-project.org | 2025-06-13 | 52.49.248.140 |
| doc-snapshot.qt-project.org | 2015-03-13 | 178.32.152.214 |
| www.qt-project.org | 2025-08-01 | 52.18.144.254 |