| Date | IP Address |
| 2019-11-28 | 192.17.59.142 (ClassC) |
| 2026-02-20 | 192.17.59.225 (ClassC) |
| Date | Domain | IP |
| mysql-admin-beta.itcs.illinois.edu | 2025-12-01 | 192.17.59.200 |
| ra-ssl-02.aces-web.itcs.illinois.edu | 2025-12-26 | 192.17.59.152 |
| backstage.aces-web.itcs.illinois.edu | 2019-11-28 | 192.17.59.142 |
| backstage.itcs.illinois.edu | 2025-11-26 | 192.17.59.225 |
| mysql-admin.itcs.illinois.edu | 2026-01-21 | 192.17.59.150 |
| redirect.extension.itcs.illinois.edu | 2026-01-28 | 192.17.59.152 |
| lists.itcs.illinois.edu | 2026-02-02 | 130.126.157.11 |
| site-maint.itcs.illinois.edu | 2025-11-27 | 128.174.122.198 |
| info.site-maint.itcs.illinois.edu | 2025-11-27 | 128.174.122.53 |
| wp-sandbox.itcs.illinois.edu | 2026-01-22 | 192.17.59.216 |