| Date | IP Address |
| 2020-05-16 | 54.230.29.114 (ClassC) |
| 2020-05-16 | 54.230.29.87 (ClassC) |
| 2020-06-18 | 13.225.25.126 (ClassC) |
| 2020-06-28 | 13.249.85.106 (ClassC) |
| 2020-06-28 | 13.249.85.31 (ClassC) |
| 2020-08-28 | 143.204.150.56 (ClassC) |
| 2020-08-28 | 143.204.150.67 (ClassC) |
| 2020-08-28 | 143.204.150.123 (ClassC) |
| 2024-06-15 | 18.161.6.95 (ClassC) |
| 2024-12-27 | 18.161.6.5 (ClassC) |
| 2025-01-30 | 18.161.6.29 (ClassC) |
| 2025-03-22 | 3.163.189.88 (ClassC) |
| 2025-04-05 | 18.161.6.53 (ClassC) |
| 2026-02-03 | 3.169.173.72 (ClassC) |
| Date | Domain | IP |
| image.houstep.co.kr | 2024-10-05 | 204.246.191.96 |
| 2ndimage.houstep.co.kr | 2024-09-27 | 3.163.24.56 |
| img.houstep.co.kr | 2024-09-06 | 204.246.191.28 |
| m.houstep.co.kr | 2025-04-09 | 18.161.6.29 |
| user.houstep.co.kr | 2024-12-29 | 99.84.66.97 |
| docs.houstep.co.kr | 2025-10-30 | 44.211.21.150 |
| www.houstep.co.kr | 2024-10-05 | 3.163.189.88 |