| Date | IP Address |
| 2022-05-17 | 3.65.107.111 (ClassC) |
| 2023-08-16 | 3.124.80.221 (ClassC) |
| 2023-11-30 | 52.58.232.78 (ClassC) |
| 2024-02-21 | 3.66.249.152 (ClassC) |
| 2024-05-27 | 18.158.117.28 (ClassC) |
| 2024-06-09 | 18.196.141.174 (ClassC) |
| 2024-07-20 | 52.59.73.113 (ClassC) |
| 2024-10-20 | 18.194.36.2 (ClassC) |
| 2025-03-01 | 3.68.23.107 (ClassC) |
| 2025-05-27 | 3.72.240.110 (ClassC) |
| 2025-06-02 | 35.158.251.199 (ClassC) |
| 2025-08-26 | 3.121.156.156 (ClassC) |
| 2025-09-04 | 3.68.138.205 (ClassC) |
| 2026-01-13 | 18.185.199.193 (ClassC) |
| Date | Domain | IP |
| app2.leanlibrary.com | 2023-08-16 | 54.155.202.134 |
| api-beta.leanlibrary.com | 2024-12-21 | 3.163.189.86 |
| api.leanlibrary.com | 2024-12-16 | 204.246.191.7 |
| cdn.leanlibrary.com | 2024-01-23 | 3.163.24.107 |
| addon.leanlibrary.com | 2024-03-08 | 204.246.191.93 |
| app.leanlibrary.com | 2023-08-16 | 3.124.80.221 |
| test.leanlibrary.com | 2024-07-22 | 52.59.57.223 |
| www.leanlibrary.com | 2024-07-17 | 23.185.0.3 |