| Date | IP Address |
| 2025-11-21 | 64.190.196.23 (ClassC) |
| Date | Domain | IP |
| kbold.ibkr.info | 2025-05-29 | 206.106.137.46 |
| cstools.ibkr.info | 2025-11-21 | 64.190.196.23 |
| contract.ibkr.info | 2025-05-09 | 64.190.196.23 |
| kbdev.ibkr.info | 2025-05-09 | 206.106.137.46 |
| www.ibkr.info | 2025-05-24 | 64.190.196.23 |