| Date | IP Address |
| 2020-11-01 | 65.8.246.61 (ClassC) |
| 2021-01-13 | 13.249.21.83 (ClassC) |
| 2021-01-13 | 13.249.21.90 (ClassC) |
| 2021-04-13 | 13.33.68.66 (ClassC) |
| 2021-04-13 | 13.33.68.116 (ClassC) |
| 2024-04-03 | 3.163.24.23 (ClassC) |
| 2024-05-10 | 3.163.24.75 (ClassC) |
| 2024-06-15 | 3.163.24.9 (ClassC) |
| 2024-10-05 | 104.21.80.172 (ClassC) |
| 2025-01-06 | 172.67.152.112 (ClassC) |
| Date | Domain | IP |
| auth.qrlnk.co | 2024-02-18 | 3.163.24.25 |
| api.qrlnk.co | 2023-07-23 | 18.161.6.109 |