| Date | IP Address |
| 2016-09-01 | 23.63.227.186 (ClassC) |
| 2018-12-19 | 23.215.104.50 (ClassC) |
| 2019-02-12 | 23.3.96.137 (ClassC) |
| 2019-02-12 | 23.3.96.81 (ClassC) |
| 2020-04-29 | 184.25.56.147 (ClassC) |
| 2020-10-04 | 23.56.169.144 (ClassC) |
| 2020-10-07 | 23.55.220.139 (ClassC) |
| 2020-10-07 | 23.55.220.161 (ClassC) |
| 2021-02-22 | 104.119.190.90 (ClassC) |
| 2021-02-22 | 69.192.137.146 (ClassC) |
| 2021-02-25 | 23.214.97.120 (ClassC) |
| 2021-02-25 | 184.50.238.26 (ClassC) |
| 2021-02-25 | 184.50.238.8 (ClassC) |
| 2025-07-30 | 209.17.116.163 (ClassC) |
| Date | Domain | IP |
| image.email.uwnefl.org | 2025-05-12 | 209.17.116.163 |
| click.email.uwnefl.org | 2025-07-30 | 209.17.116.163 |