| Date | IP Address |
| 2014-07-22 | 104.28.13.27 (ClassC) |
| 2015-02-06 | 108.162.194.117 (ClassC) |
| 2020-07-22 | 23.212.97.167 (ClassC) |
| 2020-07-23 | 184.26.143.106 (ClassC) |
| 2020-07-23 | 23.212.97.154 (ClassC) |
| 2024-10-06 | 104.21.1.182 (ClassC) |
| 2025-05-13 | 172.67.129.178 (ClassC) |
| Date | Domain | IP |
| www.gradingonthecurve.com | 2015-01-24 | 104.28.13.27 |