| Date | IP Address |
| 2024-06-04 | 44.231.217.234 (ClassC) |
| 2024-06-11 | 54.188.32.0 (ClassC) |
| 2024-10-05 | 216.239.34.21 (ClassC) |
| 2024-12-11 | 216.239.38.21 (ClassC) |
| 2025-01-23 | 216.239.32.21 (ClassC) |
| 2025-02-05 | 216.239.36.21 (ClassC) |
| Date | Domain | IP |
| addition.math.yulk.me | 2024-05-23 | 3.221.124.95 |
| www.yulk.me | 2024-05-23 | 172.66.0.96 |