| Date | IP Address |
| 2019-01-23 | 54.175.49.62 (ClassC) |
| 2019-01-23 | 54.209.16.180 (ClassC) |
| 2019-01-23 | 52.4.47.53 (ClassC) |
| 2024-08-21 | 159.182.4.19 (ClassC) |
| 2025-09-03 | 159.182.72.19 (ClassC) |
| 2026-02-07 | 168.146.68.32 (ClassC) |
| Date | Domain | IP |
| app.writer.pearsonhighered.com | 2025-01-01 | 23.54.33.84 |
| ws.app.writer.pearsonhighered.com | 2024-08-21 | 159.182.4.19 |