| Date | IP Address |
| 2021-04-03 | 23.64.141.227 (ClassC) |
| 2021-04-10 | 23.56.237.124 (ClassC) |
| 2021-04-11 | 104.71.143.42 (ClassC) |
| 2021-04-18 | 23.209.37.145 (ClassC) |
| 2021-04-19 | 23.55.63.74 (ClassC) |
| 2021-04-19 | 23.55.63.50 (ClassC) |
| 2021-04-23 | 23.211.118.27 (ClassC) |
| 2021-05-10 | 23.48.210.154 (ClassC) |
| 2021-05-11 | 23.63.73.218 (ClassC) |
| 2021-10-08 | 104.88.204.59 (ClassC) |
| 2022-04-21 | 23.209.37.208 (ClassC) |
| 2022-09-10 | 23.1.33.196 (ClassC) |
| 2022-09-10 | 23.1.33.215 (ClassC) |
| 2022-11-29 | 23.48.105.196 (ClassC) |
| 2022-12-11 | 23.1.105.215 (ClassC) |
| 2023-11-06 | 23.1.33.12 (ClassC) |
| 2023-12-21 | 23.1.33.7 (ClassC) |
| 2024-01-01 | 23.1.33.141 (ClassC) |
| 2024-04-15 | 104.71.218.99 (ClassC) |
| 2024-08-08 | 104.96.163.143 (ClassC) |
| 2025-11-20 | 23.41.4.78 (ClassC) |
| 2026-02-02 | 23.41.4.82 (ClassC) |
| Date | Domain | IP |
| resources.iowahistory.org | 2024-11-25 | 23.54.19.49 |
| www.iowahistory.org | 2025-10-26 | 23.41.4.81 |