| Date | IP Address |
| 2014-04-07 | 146.82.105.11 (ClassC) |
| 2024-09-14 | 23.192.230.147 (ClassC) |
| 2024-09-28 | 104.98.114.202 (ClassC) |
| 2024-10-15 | 23.44.175.155 (ClassC) |
| 2024-12-06 | 23.192.230.151 (ClassC) |
| 2025-03-25 | 23.192.230.135 (ClassC) |
| Date | Domain | IP |
| trk.yzsystems.com | 2025-03-05 | 192.29.194.182 |
| www.yzsystems.com | 2024-09-14 | 23.192.230.147 |