| Date | IP Address |
| 2014-10-02 | 54.165.42.228 (ClassC) |
| 2018-10-16 | 52.0.227.5 (ClassC) |
| 2021-02-22 | 34.239.58.237 (ClassC) |
| 2023-08-27 | 34.206.87.224 (ClassC) |
| 2024-05-30 | 54.158.55.63 (ClassC) |
| 2024-09-09 | 34.197.91.113 (ClassC) |
| 2024-09-12 | 23.21.79.21 (ClassC) |
| 2024-12-10 | 3.220.45.105 (ClassC) |
| 2025-03-01 | 54.164.14.70 (ClassC) |
| 2025-09-13 | 104.21.50.210 (ClassC) |
| Date | Domain | IP |
| data.schoolbook.org | 2015-03-02 | 54.231.12.116 |
| signup.schoolbook.org | 2015-03-04 | 54.231.16.4 |