| Date | IP Address |
| 2017-04-16 | 54.88.163.82 (ClassC) |
| 2017-12-02 | 54.69.140.29 (ClassC) |
| 2019-08-09 | 52.2.180.207 (ClassC) |
| 2020-02-13 | 52.22.204.59 (ClassC) |
| 2021-02-18 | 54.210.16.128 (ClassC) |
| 2024-10-04 | 34.110.180.34 (ClassC) |
| 2026-01-15 | 34.102.239.211 (ClassC) |
| Date | Domain | IP |
| blog.leresearch.com | 2025-11-23 | 141.193.213.10 |
| helpdesk.leresearch.com | 2025-11-22 | 172.66.0.145 |
| email.leresearch.com | 2024-10-04 | 34.110.180.34 |
| info.leresearch.com | 2024-03-10 | 141.193.213.10 |
| surveys.leresearch.com | 2025-11-22 | 34.132.205.105 |
| www.leresearch.com | 2025-05-06 | 141.193.213.11 |