| Date | IP Address |
| 2021-06-01 | 13.225.209.105 (ClassC) |
| 2021-06-01 | 13.225.209.61 (ClassC) |
| 2024-10-10 | 18.238.217.50 (ClassC) |
| 2024-11-25 | 3.163.24.6 (ClassC) |
| 2024-12-26 | 18.238.217.28 (ClassC) |
| 2025-04-15 | 3.163.24.111 (ClassC) |
| 2025-06-07 | 3.163.24.62 (ClassC) |
| Date | Domain | IP |
| sjc.cengagenow.com | 2024-12-18 | 13.224.14.99 |
| cvg.cengagenow.com | 2025-01-03 | 3.165.160.2 |
| prod01-cnow-owl.cengagenow.com | 2025-03-11 | 18.161.6.46 |
| prod02-cnow-owl.cengagenow.com | 2025-03-09 | 204.246.191.2 |
| prod03-cnow-owl.cengagenow.com | 2024-07-04 | 3.163.24.128 |
| mindtap.cengagenow.com | 2024-10-10 | 18.238.217.50 |
| east.cengagenow.com | 2024-12-27 | 3.163.24.5 |
| west.cengagenow.com | 2024-10-28 | 3.165.160.101 |
| www.cengagenow.com | 2025-03-15 | 69.32.138.83 |