| Date | IP Address |
| 2021-09-23 | 13.225.229.121 (ClassC) |
| 2024-11-27 | 99.84.66.74 (ClassC) |
| 2024-12-23 | 18.161.6.16 (ClassC) |
| Date | Domain | IP |
| 10.writing.dev.cheggnet.com | 2024-07-31 | 18.161.6.45 |
| 1.writing.dev.cheggnet.com | 2024-07-19 | 18.161.6.16 |
| 6priv0304.pantheon.test.services-1.writing.dev.cheggnet.com | 2024-08-19 | 18.161.6.115 |
| 13.writing.dev.cheggnet.com | 2024-11-27 | 99.84.66.74 |
| 11.w3.writing.dev.cheggnet.com | 2024-07-18 | 18.161.6.16 |
| 27.writing.dev.cheggnet.com | 2024-12-22 | 18.161.6.62 |
| backend.writing.dev.cheggnet.com | 2024-07-25 | 52.84.162.74 |
| 0t-hkg.writing.dev.cheggnet.com | 2024-07-31 | 108.139.10.21 |
| abs.writing.dev.cheggnet.com | 2024-07-04 | 18.161.6.16 |
| cvs-test.writing.dev.cheggnet.com | 2024-06-10 | 99.84.66.89 |
| asana.test.writing.dev.cheggnet.com | 2024-06-03 | 18.161.6.62 |
| acc.server.test.writing.dev.cheggnet.com | 2024-06-21 | 18.161.6.62 |
| 1test.writing.dev.cheggnet.com | 2024-07-25 | 18.161.6.62 |
| analytics.dev.cheggnet.com | 2024-03-10 | 99.84.66.80 |