| Date | IP Address |
| 2020-05-21 | 63.33.248.220 (ClassC) |
| 2020-10-17 | 13.33.152.120 (ClassC) |
| 2021-01-08 | 13.225.25.106 (ClassC) |
| 2021-01-10 | 13.225.38.61 (ClassC) |
| 2021-01-11 | 99.86.7.61 (ClassC) |
| 2021-01-16 | 52.85.132.70 (ClassC) |
| 2021-01-23 | 52.84.22.29 (ClassC) |
| 2021-03-20 | 13.225.29.126 (ClassC) |
| 2023-01-12 | 65.9.86.100 (ClassC) |
| 2023-11-22 | 18.238.243.12 (ClassC) |
| 2024-07-30 | 3.163.24.96 (ClassC) |
| 2024-12-27 | 3.163.165.125 (ClassC) |
| 2025-01-17 | 3.163.165.27 (ClassC) |
| 2025-03-16 | 3.163.24.114 (ClassC) |
| 2025-04-06 | 3.163.24.116 (ClassC) |
| 2025-04-15 | 3.163.24.47 (ClassC) |
| 2025-08-24 | 3.175.34.5 (ClassC) |
| 2025-09-04 | 3.175.34.74 (ClassC) |
| 2025-10-30 | 3.169.173.128 (ClassC) |
| 2025-12-23 | 3.169.173.100 (ClassC) |
| 2026-01-14 | 3.169.173.109 (ClassC) |
| Date | Domain | IP |
| blog.qrstuff.com | 2024-12-27 | 204.246.191.101 |
| cdn.qrstuff.com | 2024-04-05 | 108.138.94.29 |
| campaigns.qrstuff.com | 2025-07-21 | 54.76.83.84 |
| emailassets.qrstuff.com | 2025-11-06 | 18.161.6.8 |
| www.qrstuff.com | 2024-07-30 | 3.163.24.96 |