| Date | IP Address |
| 2020-06-10 | 23.45.183.217 (ClassC) |
| 2020-06-18 | 23.54.164.138 (ClassC) |
| 2020-06-18 | 23.54.164.90 (ClassC) |
| 2021-04-08 | 104.96.183.81 (ClassC) |
| 2024-11-25 | 23.54.19.147 (ClassC) |
| 2025-01-03 | 23.46.228.169 (ClassC) |
| 2025-05-06 | 23.46.228.167 (ClassC) |
| 2025-09-15 | 23.216.147.206 (ClassC) |
| 2026-01-17 | 23.46.228.175 (ClassC) |
| Date | Domain | IP |
| www-prd.costarpowerbrokers.com | 2024-11-25 | 104.70.127.17 |
| ftp.costarpowerbrokers.com | 2025-03-07 | 23.213.175.153 |
| www-tst.costarpowerbrokers.com | 2024-07-17 | 23.46.17.36 |
| www-dev.costarpowerbrokers.com | 2024-06-28 | 23.46.17.13 |
| www.costarpowerbrokers.com | 2024-11-25 | 23.54.19.147 |
| www-sbx.costarpowerbrokers.com | 2024-08-22 | 23.54.19.120 |