| Date | IP Address |
| 2024-01-11 | 54.67.4.46 (ClassC) |
| 2024-08-14 | 54.177.145.149 (ClassC) |
| 2025-03-15 | 15.197.167.90 (ClassC) |
| 2025-11-11 | 64.239.123.65 (ClassC) |
| Date | Domain | IP |
| trading-api.kalshi.com | 2025-10-03 | 3.134.232.194 |
| api.elections.kalshi.com | 2025-09-06 | 3.169.173.78 |
| www.kalshi.com | 2024-01-11 | 54.67.4.46 |