| Date | IP Address |
| 2023-08-16 | 172.67.14.133 (ClassC) |
| 2025-06-17 | 104.18.10.191 (ClassC) |
| 2025-06-21 | 104.18.11.191 (ClassC) |
| 2025-08-04 | 104.18.0.156 (ClassC) |
| Date | Domain | IP |
| developers.qsc.com | 2025-05-16 | 34.211.108.47 |
| trust.qsc.com | 2025-01-20 | 104.18.41.248 |
| sle-dev.qsc.com | 2024-11-25 | 34.251.197.150 |
| buynow.qsc.com | 2023-08-16 | 172.67.14.133 |
| www.qsc.com | 2024-05-25 | 104.22.15.222 |