| Date | IP Address |
| 2014-06-24 | 165.206.254.90 (ClassC) |
| 2020-07-30 | 64.86.203.169 (ClassC) |
| 2020-08-12 | 204.93.62.70 (ClassC) |
| 2020-08-26 | 23.11.229.170 (ClassC) |
| 2020-08-30 | 23.6.118.25 (ClassC) |
| 2020-09-11 | 184.28.127.109 (ClassC) |
| 2020-09-25 | 173.222.249.240 (ClassC) |
| 2020-11-01 | 23.45.235.152 (ClassC) |
| 2021-05-26 | 104.76.210.212 (ClassC) |
| 2022-02-25 | 23.213.53.66 (ClassC) |
| 2023-08-26 | 104.100.168.185 (ClassC) |
| 2023-11-09 | 23.194.116.7 (ClassC) |
| 2023-12-17 | 104.103.69.96 (ClassC) |
| 2024-03-24 | 184.30.150.197 (ClassC) |
| 2024-08-09 | 104.96.163.135 (ClassC) |
| 2024-08-31 | 23.192.230.76 (ClassC) |
| 2024-11-24 | 23.213.34.76 (ClassC) |
| 2024-12-04 | 23.41.4.78 (ClassC) |
| 2024-12-26 | 23.41.4.68 (ClassC) |
| Date | Domain | IP |
| programs.iowadnr.gov | 2024-08-16 | 104.96.163.152 |
| www.iowadnr.gov | 2024-08-31 | 23.192.230.76 |