| Date | IP Address |
| 2025-12-15 | 35.170.188.95 (ClassC) |
| Date | Domain | IP |
| bigdata.ee.columbia.edu | 2025-12-04 | 128.59.64.42 |
| peering.ee.columbia.edu | 2025-12-01 | 34.239.86.100 |
| monitoring.peering.ee.columbia.edu | 2025-12-13 | 150.164.213.243 |
| monitor.peering.ee.columbia.edu | 2025-12-15 | 35.170.188.95 |
| atlas.peering.ee.columbia.edu | 2024-07-14 | 34.239.86.100 |
| taiji.ee.columbia.edu | 2025-09-15 | 128.59.66.182 |
| glpi.ee.columbia.edu | 2025-10-10 | 128.59.64.30 |
| mail.ee.columbia.edu | 2025-09-30 | 128.59.64.43 |
| flexicon.ee.columbia.edu | 2025-09-16 | 162.159.128.65 |
| gislbackup.ee.columbia.edu | 2025-12-01 | 128.59.66.9 |
| lists.ee.columbia.edu | 2025-12-04 | 128.59.64.43 |
| wimnet.ee.columbia.edu | 2025-09-13 | 3.13.136.37 |
| www.ee.columbia.edu | 2025-08-05 | 162.159.138.64 |