| Date | IP Address |
| 2018-10-16 | 174.35.105.7 (ClassC) |
| 2019-01-14 | 174.35.98.69 (ClassC) |
| 2019-04-15 | 174.35.97.228 (ClassC) |
| 2019-06-07 | 174.35.97.7 (ClassC) |
| 2019-06-11 | 174.35.98.38 (ClassC) |
| 2019-06-12 | 174.35.98.197 (ClassC) |
| 2019-06-19 | 174.35.97.38 (ClassC) |
| 2019-06-19 | 174.35.97.100 (ClassC) |
| 2019-06-21 | 174.35.98.100 (ClassC) |
| 2019-06-21 | 174.35.97.69 (ClassC) |
| 2019-07-10 | 174.35.97.135 (ClassC) |
| 2019-07-10 | 174.35.97.197 (ClassC) |
| 2019-11-04 | 157.185.146.132 (ClassC) |
| 2024-06-23 | 157.185.161.16 (ClassC) |
| 2025-02-23 | 138.113.24.64 (ClassC) |
| 2025-03-03 | 157.185.156.194 (ClassC) |
| 2025-09-08 | 138.113.102.14 (ClassC) |
| 2025-11-11 | 157.185.175.102 (ClassC) |
| 2026-03-04 | 157.185.145.100 (ClassC) |
| Date | Domain | IP |
| ja-jp-image.etudehouse.com | 2024-07-27 | 172.67.21.70 |
| m.etudehouse.com | 2024-04-23 | 157.185.156.194 |
| ja-jp.etudehouse.com | 2025-05-25 | 54.65.199.10 |
| images-kr.etudehouse.com | 2024-08-14 | 157.185.161.16 |
| test.etudehouse.com | 2024-06-23 | 157.185.161.16 |
| www.etudehouse.com | 2024-04-25 | 157.185.169.206 |