| Date | IP Address |
| 2016-05-18 | 54.225.130.180 (ClassC) |
| 2017-08-25 | 23.23.112.149 (ClassC) |
| 2023-11-01 | 54.237.159.171 (ClassC) |
| 2024-02-23 | 3.226.182.14 (ClassC) |
| 2024-03-28 | 23.22.5.68 (ClassC) |
| 2024-11-26 | 172.67.151.105 (ClassC) |
| 2025-06-05 | 104.26.3.116 (ClassC) |
| 2025-11-16 | 104.26.2.116 (ClassC) |
| Date | Domain | IP |
| ai.metaculus.com | 2024-06-27 | 3.226.182.14 |
| www.metaculus.com | 2023-11-01 | 54.237.159.171 |