| Date | IP Address |
| 2019-08-22 | 54.85.231.65 (ClassC) |
| 2020-09-21 | 52.44.217.137 (ClassC) |
| 2025-08-27 | 104.17.166.123 (ClassC) |
| 2025-10-23 | 104.17.165.123 (ClassC) |
| 2026-02-11 | 104.17.164.123 (ClassC) |
| Date | Domain | IP |
| www.wsh1.k12.wy.us | 2024-10-06 | 107.162.188.50 |
| ttc-spam.sw1.k12.wy.us | 2014-05-29 | 137.90.193.15 |
| pop3.cnv2.k12.wy.us | 2024-07-11 | 204.246.191.86 |
| box.cnv2.k12.wy.us | 2024-02-12 | 204.246.191.86 |
| noc.ccsd.k12.wy.us | 2025-06-22 | 146.166.180.27 |
| www.ccsd.k12.wy.us | 2025-08-27 | 104.17.166.123 |
| snow-white.k12.wy.us | 2025-07-18 | 146.166.133.198 |
| ucp.k12.wy.us | 2025-06-21 | 146.166.133.33 |