| Date | IP Address |
| 2014-01-24 | 96.6.46.82 (ClassC) |
| 2014-12-22 | 165.254.155.120 (ClassC) |
| 2014-12-25 | 207.152.124.19 (ClassC) |
| 2024-01-09 | 23.196.197.213 (ClassC) |
| 2024-04-20 | 23.37.217.177 (ClassC) |
| 2024-07-19 | 184.24.193.104 (ClassC) |
| 2024-08-08 | 23.6.191.250 (ClassC) |
| 2025-04-27 | 2.19.137.53 (ClassC) |
| 2025-10-09 | 23.196.159.51 (ClassC) |
| 2026-01-11 | 184.24.193.26 (ClassC) |
| 2026-02-27 | 23.198.151.86 (ClassC) |
| Date | Domain | IP |
| webmail.st.dhs.gov | 2026-01-12 | 12.185.5.216 |
| www.cyber.st.dhs.gov | 2014-12-25 | 207.152.124.19 |