| Date | IP Address |
| 2019-09-11 | 3.223.22.194 (ClassC) |
| 2020-08-26 | 3.225.200.121 (ClassC) |
| 2020-10-30 | 34.238.96.202 (ClassC) |
| 2021-05-27 | 34.195.116.85 (ClassC) |
| 2024-05-05 | 107.162.228.20 (ClassC) |
| 2024-11-11 | 107.162.188.50 (ClassC) |
| 2025-09-29 | 151.101.2.37 (ClassC) |
| 2026-02-22 | 151.101.66.37 (ClassC) |
| Date | Domain | IP |
| class.columbiabsd.org | 2024-03-10 | 34.192.99.215 |
| www.columbiabsd.org | 2024-05-05 | 107.162.228.20 |