| Date | IP Address |
| 2019-05-03 | 13.209.237.44 (ClassC) |
| 2020-06-16 | 13.249.184.53 (ClassC) |
| 2020-06-16 | 13.249.184.66 (ClassC) |
| 2020-06-16 | 13.249.184.83 (ClassC) |
| 2020-06-16 | 13.224.214.17 (ClassC) |
| 2020-06-16 | 13.249.184.18 (ClassC) |
| 2020-07-17 | 99.84.215.24 (ClassC) |
| 2020-07-17 | 99.84.215.27 (ClassC) |
| 2020-07-17 | 99.84.215.75 (ClassC) |
| 2020-07-17 | 52.85.79.106 (ClassC) |
| 2020-07-17 | 99.84.215.104 (ClassC) |
| 2021-07-22 | 54.192.58.120 (ClassC) |
| 2021-07-22 | 54.192.58.19 (ClassC) |
| 2021-07-22 | 52.85.224.97 (ClassC) |
| 2021-07-22 | 54.192.58.20 (ClassC) |
| 2021-07-22 | 54.192.58.105 (ClassC) |
| 2024-12-29 | 99.84.66.97 (ClassC) |
| 2025-02-17 | 99.84.66.54 (ClassC) |
| 2025-08-17 | 99.84.66.76 (ClassC) |
| 2025-09-23 | 3.169.173.122 (ClassC) |
| 2025-10-27 | 3.169.173.129 (ClassC) |
| 2025-11-01 | 3.169.173.88 (ClassC) |
| 2026-01-30 | 3.169.173.87 (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 |