| Date | IP Address |
| 2018-04-30 | 23.23.80.78 (ClassC) |
| 2024-04-27 | 44.216.249.201 (ClassC) |
| 2025-09-28 | 52.86.255.48 (ClassC) |
| 2025-10-24 | 54.209.20.70 (ClassC) |
| 2025-11-02 | 3.216.128.23 (ClassC) |
| 2025-11-22 | 54.164.104.156 (ClassC) |
| 2026-01-04 | 44.216.66.241 (ClassC) |
| Date | Domain | IP |
| mail.northwesternhockey.com | 2024-09-27 | 104.80.88.112 |