| Date | IP Address |
| 2020-10-15 | 104.104.139.51 (ClassC) |
| 2020-10-17 | 23.209.37.202 (ClassC) |
| 2020-10-20 | 23.209.37.193 (ClassC) |
| 2020-10-21 | 23.11.229.161 (ClassC) |
| 2020-10-24 | 173.222.249.58 (ClassC) |
| 2020-11-07 | 184.28.127.162 (ClassC) |
| 2020-11-24 | 96.6.42.145 (ClassC) |
| 2020-12-08 | 104.119.189.168 (ClassC) |
| 2020-12-11 | 23.6.118.72 (ClassC) |
| 2021-01-31 | 23.42.158.209 (ClassC) |
| 2021-02-03 | 23.11.229.147 (ClassC) |
| 2021-02-05 | 23.73.180.139 (ClassC) |
| 2021-03-05 | 184.30.42.195 (ClassC) |
| 2021-10-06 | 23.223.240.195 (ClassC) |
| 2022-11-19 | 23.1.33.196 (ClassC) |
| 2022-11-24 | 104.71.143.45 (ClassC) |
| 2023-01-03 | 23.62.35.34 (ClassC) |
| 2024-05-24 | 23.194.116.56 (ClassC) |
| 2024-09-07 | 23.54.19.192 (ClassC) |
| 2024-12-09 | 23.209.92.103 (ClassC) |
| 2025-01-05 | 23.41.4.81 (ClassC) |
| 2025-02-12 | 23.66.101.74 (ClassC) |
| 2026-02-19 | 23.41.4.90 (ClassC) |
| Date | Domain | IP |
| www.iowadot.org | 2025-11-16 | 23.41.4.81 |