| Date | IP Address |
| 2025-11-25 | 128.174.142.30 (ClassC) |
| Date | Domain | IP |
| tst-ilgoc.istc.illinois.edu | 2025-11-18 | 128.174.142.40 |
| courses.indoorclimate.istc.illinois.edu | 2025-11-16 | 130.126.113.44 |
| www.indoorclimate.istc.illinois.edu | 2025-11-25 | 128.174.142.30 |
| camp.istc.illinois.edu | 2025-10-16 | 128.174.142.26 |
| tst-intranet.istc.illinois.edu | 2025-11-24 | 128.174.142.41 |
| www.istc.illinois.edu | 2025-06-12 | 64.22.184.241 |