| Date | IP Address |
| 2018-04-26 | 52.37.216.242 (ClassC) |
| 2021-09-04 | 52.36.10.152 (ClassC) |
| 2022-07-24 | 35.161.159.0 (ClassC) |
| 2022-11-14 | 54.201.169.231 (ClassC) |
| 2023-01-18 | 34.209.74.31 (ClassC) |
| 2023-12-14 | 44.234.218.254 (ClassC) |
| 2024-05-13 | 35.160.240.85 (ClassC) |
| 2024-08-08 | 44.240.163.198 (ClassC) |
| 2024-10-12 | 52.33.34.16 (ClassC) |
| 2024-11-25 | 52.36.29.247 (ClassC) |
| 2025-05-03 | 35.164.128.131 (ClassC) |
| 2025-05-16 | 35.164.0.62 (ClassC) |
| 2025-07-10 | 52.39.75.138 (ClassC) |
| 2025-08-25 | 35.160.115.5 (ClassC) |
| 2025-09-05 | 52.89.117.25 (ClassC) |
| 2025-11-18 | 54.188.235.153 (ClassC) |
| Date | Domain | IP |
| digital.readworks.org | 2024-11-25 | 34.214.28.158 |
| www.digital.readworks.org | 2024-11-25 | 44.229.60.171 |
| www.readworks.org | 2024-05-13 | 35.160.240.85 |