| Date | IP Address |
| 2025-05-24 | 104.40.85.160 (ClassC) |
| 2025-12-15 | 40.83.141.224 (ClassC) |
| Date | Domain | IP |
| emea.colliers360.com | 2025-08-02 | 104.18.39.129 |
| app-staging.colliers360.com | 2024-02-21 | 34.201.80.84 |
| app.colliers360.com | 2024-03-01 | 54.157.4.65 |
| qs.colliers360.com | 2025-05-24 | 104.40.85.160 |
| qa.qs.colliers360.com | 2023-08-26 | 104.40.57.84 |
| beta.qs.colliers360.com | 2023-08-26 | 104.42.55.155 |
| www.colliers360.com | 2024-07-18 | 104.18.13.82 |